🔭 Astrophysics History

The intellectual adventure of how humanity came to understand the physics of stars, galaxies, and the universe itself, told through breakthroughs, rivalries, and revelations.

The Hunt for Vulcan

by Thomas Levenson • 2015

The planet Vulcan was astronomy's biggest mistake. Correcting it required rewriting gravity.

4.06

2k+

🔭 History Of Science 🌠 Astronomy History 🍎 Newtonian Mechanics

The Hunt for Vulcan 94%

The planet Vulcan was astronomy's biggest mistake. Correcting it required rewriting gravity.

by Thomas Levenson 2015

4.06

2k+ ratings

🔭 History Of Science 🌠 Astronomy History 🍎 Newtonian Mechanics

The Day We Found the Universe

by Marcia Bartusiak • 2009

When the universe was just the Milky Way: the instruments and rivalries that found the rest.

4.14

1k+

🔭 History Of Astronomy 🌌 Modern Cosmology 🔄 Paradigm Shifts

The Day We Found the Universe 94%

When the universe was just the Milky Way: the instruments and rivalries that found the rest.

by Marcia Bartusiak 2009

4.14

1k+ ratings

🔭 History Of Astronomy 🌌 Modern Cosmology 🔄 Paradigm Shifts

Coming of Age in the Milky Way

by Timothy Ferris • 2003

Our cosmic address was once a tiny sphere with Earth at its center. How we found the real one.

4.16

3k+

🔭 History Of Cosmology 🌌 Cosmic Perspective 💥 Big Bang Cosmology

Coming of Age in the Milky Way 94%

Our cosmic address was once a tiny sphere with Earth at its center. How we found the real one.

by Timothy Ferris 2003

4.16

3k+ ratings

🔭 History Of Cosmology 🌌 Cosmic Perspective 💥 Big Bang Cosmology

To Infinity and Beyond

by Neil deGrasse Tyson • 2023

A cosmic tour where emptiness isn't empty, time bends, and most of reality remains invisible.

4.31

2k+

🔭 Astrophysics 🪐 Solar System 🌌 Cosmology

To Infinity and Beyond 94%

A cosmic tour where emptiness isn't empty, time bends, and most of reality remains invisible.

by Neil deGrasse Tyson 2023

4.31

2k+ ratings

🔭 Astrophysics 🪐 Solar System 🌌 Cosmology

Astrophysics for People in a Hurry

by Neil deGrasse Tyson • 2017

From cosmic speck to the atoms in your bones: a quick tour of the universe.

4.08

210k+

🪐 Astrophysics Explainers 🔭 Modern Cosmology ✨ Cosmic Awe

Astrophysics for People in a Hurry Summary

Astrophysics for People in a Hurry 94%

From cosmic speck to the atoms in your bones: a quick tour of the universe.

by Neil deGrasse Tyson 2017

4.08

210k+ ratings

🪐 Astrophysics Explainers 🔭 Modern Cosmology ✨ Cosmic Awe

The Elephant in the Universe

by Govert Schilling • 2022

Eighty-four percent of matter is invisible. A century-long hunt has yet to catch it.

4.07

265

🌌 Cosmology ⚛️ Particle Physics 📜 History Of Science

The Elephant in the Universe 93%

Eighty-four percent of matter is invisible. A century-long hunt has yet to catch it.

by Govert Schilling 2022

4.07

265 ratings

🌌 Cosmology ⚛️ Particle Physics 📜 History Of Science

Dispatches from Planet 3

by Marcia Bartusiak • 2018

Thirty-two briefings on the invisible universe, colliding galaxies, and the women who mapped both.

4.11

161

🏛️ History Of Astronomy 👩‍🔬 Women In Science 🌌 Cosmology

Dispatches from Planet 3 93%

Thirty-two briefings on the invisible universe, colliding galaxies, and the women who mapped both.

by Marcia Bartusiak 2018

4.11

161 ratings

🏛️ History Of Astronomy 👩‍🔬 Women In Science 🌌 Cosmology

Einstein's Unfinished Symphony

by Marcia Bartusiak • 2000

Einstein predicted space-time ripples. The ear to hear them: four kilometers of laser.

4.04

203

🌀 Gravitational Waves 🌌 Astrophysics 🧭 Scientific Quest

Einstein's Unfinished Symphony 92%

Einstein predicted space-time ripples. The ear to hear them: four kilometers of laser.

by Marcia Bartusiak 2000

4.04

203 ratings

🌀 Gravitational Waves 🌌 Astrophysics 🧭 Scientific Quest

The God Equation

by Michio Kaku • 2021

Three forces unified. Gravity alone resists. The ten-dimensional theory that might finally crack it.

4.11

9k+

🧮 Theoretical Physics 📜 History Of Physics 🎻 String Theory

The God Equation 92%

Three forces unified. Gravity alone resists. The ten-dimensional theory that might finally crack it.

by Michio Kaku 2021

4.11

9k+ ratings

🧮 Theoretical Physics 📜 History Of Physics 🎻 String Theory

To Explain the World

by Steven Weinberg • 2015

What took two millennia: how humanity learned to test nature instead of just arguing about it.

3.79

2k+

🔬 History Of Science 🔍 Scientific Method 🧪 Experimental Science

To Explain the World 92%

What took two millennia: how humanity learned to test nature instead of just arguing about it.

by Steven Weinberg 2015

3.79

2k+ ratings

🔬 History Of Science 🔍 Scientific Method 🧪 Experimental Science

The Theory of Everything

by Stephen W. Hawking • 2002

If a universe can arise from nothing, what role remains for a creator?

4.18

29k+

🌌 Cosmology 🕳️ Black Holes ⚛️ Quantum Mechanics

The Theory of Everything 92%

If a universe can arise from nothing, what role remains for a creator?

by Stephen W. Hawking 2002

4.18

29k+ ratings

🌌 Cosmology 🕳️ Black Holes ⚛️ Quantum Mechanics

Black Holes

by Katherine Blundell • 2014

Gravity's most extreme creations: regions where time stalls, light is trapped, and physics unravels.

3.86

421

🕳️ Black Hole Physics 🌌 Astrophysics ⚫ Event Horizons

Black Holes 92%

Gravity's most extreme creations: regions where time stalls, light is trapped, and physics unravels.

by Katherine Blundell 2014

3.86

421 ratings

🕳️ Black Hole Physics 🌌 Astrophysics ⚫ Event Horizons

A Brief Welcome to the Universe

by Neil deGrasse Tyson • 2021

A quick spin through the cosmos: what stars cook, why galaxies flee, how long we last.

4.03

622

🪐 Modern Cosmology 🔭 Astrophysics 🌌 Cosmic Scale

A Brief Welcome to the Universe 92%

A quick spin through the cosmos: what stars cook, why galaxies flee, how long we last.

by Neil deGrasse Tyson 2021

4.03

622 ratings

🪐 Modern Cosmology 🔭 Astrophysics 🌌 Cosmic Scale

Cosmos

by Carl Sagan • 1980

From exploding stars to conscious minds: a cosmic journey that ends with a choice.

4.40

160k+

🔭 Cosmology 🚀 Space Exploration 👽 Extraterrestrial Life

Cosmos 92%

From exploding stars to conscious minds: a cosmic journey that ends with a choice.

by Carl Sagan 1980

4.40

160k+ ratings

🔭 Cosmology 🚀 Space Exploration 👽 Extraterrestrial Life

The First Scientist

by Carlo Rovelli • 2005

26 centuries ago, one man freed the Earth from its supports and nature from its gods.

4.06

2k+

🏛️ Pre-Socratic Thought 🌌 Early Cosmology 🔬 Scientific Naturalism

The First Scientist 92%

26 centuries ago, one man freed the Earth from its supports and nature from its gods.

by Carlo Rovelli 2005

4.06

2k+ ratings

🏛️ Pre-Socratic Thought 🌌 Early Cosmology 🔬 Scientific Naturalism

Death by Black Hole

by Neil deGrasse Tyson • 2006

Stars made every atom in your body. They can also kill you. Welcome to the universe.

4.10

32k+

🪐 Astrophysics 🌌 Cosmology 📝 Essay Collections

Death by Black Hole 92%

Stars made every atom in your body. They can also kill you. Welcome to the universe.

by Neil deGrasse Tyson 2006

4.10

32k+ ratings

🪐 Astrophysics 🌌 Cosmology 📝 Essay Collections

Pillars of Creation

by Richard Panek • 2024

A ten-billion-dollar telescope with 344 ways to fail, and the universe it found in one morning.

4.02

639

🔭 Space Telescopes 🌌 Astrophysics 💥 Cosmic Origins

Pillars of Creation 92%

A ten-billion-dollar telescope with 344 ways to fail, and the universe it found in one morning.

by Richard Panek 2024

4.02

639 ratings

🔭 Space Telescopes 🌌 Astrophysics 💥 Cosmic Origins

The First Three Minutes

by Steven Weinberg • 1977

Three minutes after the Big Bang, the universe fixed its elemental recipe forever.

4.10

13k+

🌌 Physical Cosmology 💥 Big Bang Theory ⏳ Early Universe

The First Three Minutes 92%

Three minutes after the Big Bang, the universe fixed its elemental recipe forever.

by Steven Weinberg 1977

4.10

13k+ ratings

🌌 Physical Cosmology 💥 Big Bang Theory ⏳ Early Universe

Reality is Not What it Seems

by Carlo Rovelli • 2014

The universe has no bottom: particles dissolve into fields, space into grains, time into ignorance.

4.33

17k+

📐 Theoretical Physics 📜 History Of Science ⚛️ Quantum Mechanics

Reality is Not What it Seems 92%

The universe has no bottom: particles dissolve into fields, space into grains, time into ignorance.

by Carlo Rovelli 2014

4.33

17k+ ratings

📐 Theoretical Physics 📜 History Of Science ⚛️ Quantum Mechanics

Neutrino

by Frank Close • 2010

The Sun's neutrinos went missing for thirty years. The culprit was stranger than a broken star.

4.08

718

🔬 Particle Physics ☀️ Solar Physics ⚛️ Experimental Physics

Neutrino 92%

The Sun's neutrinos went missing for thirty years. The culprit was stranger than a broken star.

by Frank Close 2010

4.08

718 ratings

🔬 Particle Physics ☀️ Solar Physics ⚛️ Experimental Physics

Antimatter

by Frank Close • 2009

Half the universe should be antimatter. That it vanished is physics' most persistent mystery.

4.04

1k+

🧲 Particle Physics 📜 History Of Science 💥 Matter And Energy

Antimatter 92%

Half the universe should be antimatter. That it vanished is physics' most persistent mystery.

by Frank Close 2009

4.04

1k+ ratings

🧲 Particle Physics 📜 History Of Science 💥 Matter And Energy

Astronomy For Dummies by Stephen P. Maran

by Stephen Maran • 1999

No math, no jargon: the astronomy guide that starts with 'look up' and builds from there.

3.86

637

☄️ Amateur Astronomy 🌌 Popular Astronomy 🔭 Stargazing Guides

Astronomy For Dummies by Stephen P. Maran Summary

Astronomy For Dummies by Stephen P. Maran 92%

No math, no jargon: the astronomy guide that starts with 'look up' and builds from there.

by Stephen Maran 1999

3.86

637 ratings

☄️ Amateur Astronomy 🌌 Popular Astronomy 🔭 Stargazing Guides

About Time

by Adam Frank • 2011

Time is a human invention, rebuilt every era. Our cosmology just catches up.

3.88

484

🔬 History Of Science ⏳ Philosophy Of Time 🧠 Time Perception

About Time 92%

Time is a human invention, rebuilt every era. Our cosmology just catches up.

by Adam Frank 2011

3.88

484 ratings

🔬 History Of Science ⏳ Philosophy Of Time 🧠 Time Perception

Vector

by Robyn Arianrhod • 2024

Your GPS and AI depend on a 19th-century algebra that broke the rules of arithmetic.

4.05

163

🧮 History Of Mathematics ⚛️ Mathematical Physics 🔭 History Of Physics

Vector 92%

Your GPS and AI depend on a 19th-century algebra that broke the rules of arithmetic.

by Robyn Arianrhod 2024

4.05

163 ratings

🧮 History Of Mathematics ⚛️ Mathematical Physics 🔭 History Of Physics

A Theory of Everything (That Matters)

by Alister E. McGrath • 2019

Einstein rewrote space, time, and gravity. The mystery at the edges, he called God.

3.86

155

📜 History Of Physics 🧠 Philosophy Of Science ⛪ Theology And Science

A Theory of Everything (That Matters) Summary

A Theory of Everything (That Matters) 92%

Einstein rewrote space, time, and gravity. The mystery at the edges, he called God.

by Alister E. McGrath 2019

3.86

155 ratings

📜 History Of Physics 🧠 Philosophy Of Science ⛪ Theology And Science

Stars

by Andrew R. King • 2012

Stars are element factories. Birth mass sets their lifespan, what they forge, and their end.

3.87

205

🌟 Stellar Evolution ⚛️ Nucleosynthesis 🔭 Popular Astronomy

Stars 92%

Stars are element factories. Birth mass sets their lifespan, what they forge, and their end.

by Andrew R. King 2012

3.87

205 ratings

🌟 Stellar Evolution ⚛️ Nucleosynthesis 🔭 Popular Astronomy

Endless Universe

by Paul J. Steinhardt • 2007

The Big Bang was not the beginning. A trillion-year cycle of collisions remakes the universe.

4.12

1k+

🌌 Cosmology ⚛️ Theoretical Physics 🔁 Cyclic Universe

Endless Universe 91%

The Big Bang was not the beginning. A trillion-year cycle of collisions remakes the universe.

by Paul J. Steinhardt 2007

4.12

1k+ ratings

🌌 Cosmology ⚛️ Theoretical Physics 🔁 Cyclic Universe

The Dancing Universe

by Marcelo Gleiser • 1997

Creation myths were not wrong turns. They were the first cosmology, and physics is their heir.

4.22

550

🏛️ History Of Cosmology 📜 Creation Myths 🙏 Science And Religion

The Dancing Universe 91%

Creation myths were not wrong turns. They were the first cosmology, and physics is their heir.

by Marcelo Gleiser 1997

4.22

550 ratings

🏛️ History Of Cosmology 📜 Creation Myths 🙏 Science And Religion

Black Holes and Baby Universes and Other Essays

by Stephen W. Hawking • 1993

Black holes are not black, imaginary time behaves like space, and everything is determined.

4.18

19k+

🌌 Cosmology ⚛️ Theoretical Physics 🕳️ Black Holes

Black Holes and Baby Universes and Other Essays Summary

Black Holes and Baby Universes and Other Essays 91%

Black holes are not black, imaginary time behaves like space, and everything is determined.

by Stephen W. Hawking 1993

4.18

19k+ ratings

🌌 Cosmology ⚛️ Theoretical Physics 🕳️ Black Holes

Why Does E=mc2? by Cox, Brian, Forshaw, Jeff [Da Capo Press, 2010] (Paperback) [Paperback]

by Cox • 2009

Chase a light beam: it still outruns you. That single fact rebuilds spacetime from scratch.

4.05

10k+

⚛️ Modern Physics 🕰️ Relativity Theory 🔭 Theoretical Physics

Why Does E=mc2? by Cox, Brian, Forshaw, Jeff [Da Capo Press, 2010] (Paperback) [Paperback] Summary

Why Does E=mc2? by Cox, Brian, Forshaw, Jeff [Da Capo Press, 2010] (Paperback) [Paperback] 91%

Chase a light beam: it still outruns you. That single fact rebuilds spacetime from scratch.

by Cox 2009

4.05

10k+ ratings

⚛️ Modern Physics 🕰️ Relativity Theory 🔭 Theoretical Physics

The Black Hole War

by Leonard Susskind • 2008

Hawking said black holes destroy information. Susskind spent thirty years proving he was wrong.

4.13

12k+

🪐 Theoretical Physics 🕳️ Black Holes ⚛️ Quantum Gravity

The Black Hole War 91%

Hawking said black holes destroy information. Susskind spent thirty years proving he was wrong.

by Leonard Susskind 2008

4.13

12k+ ratings

🪐 Theoretical Physics 🕳️ Black Holes ⚛️ Quantum Gravity

The Universe in Your Hand

by Christophe Galfard • 2015

Why time slows at high speed, space is never empty, 95% of the universe is missing.

4.39

7k+

🧪 Theoretical Physics 🌌 Cosmology ⏳ Relativity

The Universe in Your Hand 91%

Why time slows at high speed, space is never empty, 95% of the universe is missing.

by Christophe Galfard 2015

4.39

7k+ ratings

🧪 Theoretical Physics 🌌 Cosmology ⏳ Relativity

A Briefer History of Time

by Stephen W. Hawking • 2005

Why time only runs forward, how black holes evaporate, and where physics must start over.

4.26

43k+

🔭 Modern Cosmology ⚛️ Theoretical Physics ⏳ Arrow Of Time

A Briefer History of Time 91%

Why time only runs forward, how black holes evaporate, and where physics must start over.

by Stephen W. Hawking 2005

4.26

43k+ ratings

🔭 Modern Cosmology ⚛️ Theoretical Physics ⏳ Arrow Of Time

What Is Relativity?

by Jeffrey O. Bennett • 2014

Why time slows down, space shrinks, and gravity isn't a force: the plain-English version.

4.33

551

⏱️ Relativity 🌌 Cosmology 🧠 Conceptual Physics

What Is Relativity? 91%

Why time slows down, space shrinks, and gravity isn't a force: the plain-English version.

by Jeffrey O. Bennett 2014

4.33

551 ratings

⏱️ Relativity 🌌 Cosmology 🧠 Conceptual Physics

A Brief History of Time

by Stephen W. Hawking • 1988

A universe from nothing, glowing black holes, and the question physics still cannot answer.

4.21

483k+

A Brief History of Time 91%

A universe from nothing, glowing black holes, and the question physics still cannot answer.

by Stephen W. Hawking 1988

4.21

483k+ ratings

The Science of Interstellar

by Kip S. Thorne • 2015

Black holes bend time. Wormholes need exotic matter. Interstellar's physicist explains.

4.30

7k+

🧠 Theoretical Physics 🌌 Black Holes ⏱️ General Relativity

The Science of Interstellar 91%

Black holes bend time. Wormholes need exotic matter. Interstellar's physicist explains.

by Kip S. Thorne 2015

4.30

7k+ ratings

🧠 Theoretical Physics 🌌 Black Holes ⏱️ General Relativity

Pale Blue Dot

by Carl Sagan • 1994

On a single pixel: everyone who ever lived. The scientific case that makes space our only insurance.

4.34

40k+

🔭 Planetary Science 🚀 Space Exploration 🌌 Cosmic Perspective

Pale Blue Dot 91%

On a single pixel: everyone who ever lived. The scientific case that makes space our only insurance.

by Carl Sagan 1994

4.34

40k+ ratings

🔭 Planetary Science 🚀 Space Exploration 🌌 Cosmic Perspective

Carl Sagan's Cosmic Connection

by Carl Sagan • 1973

Searching for alien intelligence is now a testable science, and the silence is a message in itself.

4.25

2k+

🪐 Planetary Science 📡 Seti 🌌 Cosmic Perspective

Carl Sagan's Cosmic Connection 91%

Searching for alien intelligence is now a testable science, and the silence is a message in itself.

by Carl Sagan 1973

4.25

2k+ ratings

🪐 Planetary Science 📡 Seti 🌌 Cosmic Perspective

Bad Astronomy

by Philip Plait • 2002

From seasons to tides to falling stars: what you've gotten wrong about the night sky.

4.04

6k+

Bad Astronomy 91%

From seasons to tides to falling stars: what you've gotten wrong about the night sky.

by Philip Plait 2002

4.04

6k+ ratings

The Grand Design

by Stephen W. Hawking • 2010

A landscape of 10^500 possible universes explains the fine-tuning of ours, no designer required.

4.06

78k+

⚛️ Theoretical Physics 🌀 Quantum Cosmology 📜 History Of Science

The Grand Design 91%

A landscape of 10^500 possible universes explains the fine-tuning of ours, no designer required.

by Stephen W. Hawking 2010

4.06

78k+ ratings

⚛️ Theoretical Physics 🌀 Quantum Cosmology 📜 History Of Science

The Biggest Ideas in the Universe

by Sean Carroll • 2022

How equations reveal curved spacetime and time's arrow, no physics degree required.

4.00

2k+

🧠 Theoretical Physics ⚙️ Classical Mechanics 🕳️ General Relativity

The Biggest Ideas in the Universe Summary

The Biggest Ideas in the Universe 91%

How equations reveal curved spacetime and time's arrow, no physics degree required.

by Sean Carroll 2022

4.00

2k+ ratings

🧠 Theoretical Physics ⚙️ Classical Mechanics 🕳️ General Relativity

Human Universe

by Brian Cox • 2014

The galaxy should teem with life. The silence hints we might be alone in asking why.

4.28

5k+

🌌 Cosmology 🧬 Astrobiology 👽 Fermi Paradox

Human Universe 91%

The galaxy should teem with life. The silence hints we might be alone in asking why.

by Brian Cox 2014

4.28

5k+ ratings

🌌 Cosmology 🧬 Astrobiology 👽 Fermi Paradox

Accessory to War

by Neil deGrasse Tyson • 2018

GPS guides your car and a missile; the alliance that built both goes back centuries.

3.65

5k+

🧭 Science And Empire 🛰️ Dual Use Technology 🛡️ Stealth And Detection

Accessory to War 91%

GPS guides your car and a missile; the alliance that built both goes back centuries.

by Neil deGrasse Tyson 2018

3.65

5k+ ratings

🧭 Science And Empire 🛰️ Dual Use Technology 🛡️ Stealth And Detection

Letters from an Astrophysicist

by Neil deGrasse Tyson • 2019

The universe doesn't care about your opinions. An astrophysicist's letters on why that's liberating.

4.06

9k+

🎙️ Science Communication 🌌 Cosmic Perspective 🔍 Scientific Skepticism

Letters from an Astrophysicist 91%

The universe doesn't care about your opinions. An astrophysicist's letters on why that's liberating.

by Neil deGrasse Tyson 2019

4.06

9k+ ratings

🎙️ Science Communication 🌌 Cosmic Perspective 🔍 Scientific Skepticism

The Common Sense of Science

by Jacob Bronowski • 1951

The Scientific Revolution was cultural. Science is personal, never the cold machine you fear.

3.83

141

🧠 Philosophy Of Science 📜 History Of Science 🔭 Scientific Revolution

The Common Sense of Science 91%

The Scientific Revolution was cultural. Science is personal, never the cold machine you fear.

by Jacob Bronowski 1951

3.83

141 ratings

🧠 Philosophy Of Science 📜 History Of Science 🔭 Scientific Revolution

On the Origin of Time

by Thomas Hertog • 2023

The universe has no single origin story. Hawking's last theory: our questions shape the cosmic past.

4.06

3k+

🔭 Physical Cosmology 🧮 Theoretical Physics ⚛️ Quantum Cosmology

On the Origin of Time 91%

The universe has no single origin story. Hawking's last theory: our questions shape the cosmic past.

by Thomas Hertog 2023

4.06

3k+ ratings

🔭 Physical Cosmology 🧮 Theoretical Physics ⚛️ Quantum Cosmology

The End of Everything

by Katie Mack • 2020

Five ways the universe ends, from a cold fade to a quantum bubble that deletes reality.

4.25

13k+

🪐 Cosmology ⚛️ Theoretical Physics 💥 End Of The Universe

The End of Everything 91%

Five ways the universe ends, from a cold fade to a quantum bubble that deletes reality.

by Katie Mack 2020

4.25

13k+ ratings

🪐 Cosmology ⚛️ Theoretical Physics 💥 End Of The Universe

Gravity

by James B. Hartle • 2002

Gravity is spacetime curvature. An undergraduate textbook from special relativity to black holes.

4.25

158

🌌 General Relativity 📐 Spacetime Geometry 🕳️ Black Holes

Gravity 91%

Gravity is spacetime curvature. An undergraduate textbook from special relativity to black holes.

by James B. Hartle 2002

4.25

158 ratings

🌌 General Relativity 📐 Spacetime Geometry 🕳️ Black Holes

Einstein's Fridge

by Paul Sen • 2021

The science of heat built the modern world and governs time's arrow, life, and black holes.

4.26

989

📜 History Of Physics 🔥 Thermodynamics 🔬 History Of Science

Einstein's Fridge 91%

The science of heat built the modern world and governs time's arrow, life, and black holes.

by Paul Sen 2021

4.26

989 ratings

📜 History Of Physics 🔥 Thermodynamics 🔬 History Of Science

Cycles of Time

by Roger Penrose • 2010

Before our Big Bang, another universe died. Its gravitational echoes may still be visible overhead.

3.93

3k+

🪐 Theoretical Cosmology ⏳ Entropy And Time 🕳️ Black Hole Physics

Cycles of Time 91%

Before our Big Bang, another universe died. Its gravitational echoes may still be visible overhead.

by Roger Penrose 2010

3.93

3k+ ratings

🪐 Theoretical Cosmology ⏳ Entropy And Time 🕳️ Black Hole Physics

Compare Features	Free	Pro
📖 Read Summaries Read unlimited summaries. Free users get 3 per month
🎧 Listen to Summaries Listen to unlimited summaries in 40 languages	—
❤️ Unlimited Bookmarks Free users are limited to 4	—
📜 Unlimited History Free users are limited to 4	—
📥 Unlimited Downloads Free users are limited to 1	—

People love SoBrief

Join our global community of 600,000+ readers

★★★★★

This site is a total game-changer. I've been flying through book summaries like never before. Highly, highly recommend.

— Dave G

Worth my money and time, and really well made. I've never seen this quality of summaries on other websites. Very helpful!

— Em

Highly recommended!! Fantastic service. Perfect for those that want a little more than a teaser but not all the intricate details of a full audio book.

— Greg M