Start free trial
EnglishEnglish
EspañolSpanish
简体中文Chinese
繁體中文Chinese (Traditional)
FrançaisFrench
DeutschGerman
日本語Japanese
PortuguêsPortuguese
ItalianoItalian
한국어Korean
РусскийRussian
NederlandsDutch
العربيةArabic
PolskiPolish
हिन्दीHindi
Tiếng ViệtVietnamese
SvenskaSwedish
ΕλληνικάGreek
TürkçeTurkish
ไทยThai
ČeštinaCzech
RomânăRomanian
MagyarHungarian
УкраїнськаUkrainian
IndonesiaIndonesian
DanskDanish
SuomiFinnish
БългарскиBulgarian
עבריתHebrew
NorskNorwegian
HrvatskiCroatian
CatalàCatalan
SlovenčinaSlovak
LietuviųLithuanian
SlovenščinaSlovenian
СрпскиSerbian
EestiEstonian
LatviešuLatvian
فارسیPersian
മലയാളംMalayalam
தமிழ்Tamil
اردوUrdu
SoBrief
Searching...
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+
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] 93%
Chase a light beam: it still outruns you. That single fact rebuilds spacetime from scratch.
by Cox 2009
4.05
10k+ ratings
Physics For Entertainment
by Yakov Perelman • 1913
A bullet fired in a vacuum would fly forty kilometers; in air, it barely clears four.
4.54
82
Physics For Entertainment Summary
Physics For Entertainment 92%
A bullet fired in a vacuum would fly forty kilometers; in air, it barely clears four.
by Yakov Perelman 1913
4.54
82 ratings
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+
The Biggest Ideas in the Universe Summary
The Biggest Ideas in the Universe 92%
How equations reveal curved spacetime and time's arrow, no physics degree required.
by Sean Carroll 2022
4.00
2k+ ratings
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
The Elephant in the Universe Summary
The Elephant in the Universe 92%
Eighty-four percent of matter is invisible. A century-long hunt has yet to catch it.
by Govert Schilling 2022
4.07
265 ratings
Antimatter
by Frank Close • 2009
Half the universe should be antimatter. That it vanished is physics' most persistent mystery.
4.04
1k+
Antimatter Summary
Antimatter 92%
Half the universe should be antimatter. That it vanished is physics' most persistent mystery.
by Frank Close 2009
4.04
1k+ ratings
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+
The God Equation Summary
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
The Science of Interstellar
by Kip S. Thorne • 2015
Black holes bend time. Wormholes need exotic matter. Interstellar's physicist explains.
4.30
7k+
The Science of Interstellar Summary
The Science of Interstellar 92%
Black holes bend time. Wormholes need exotic matter. Interstellar's physicist explains.
by Kip S. Thorne 2015
4.30
7k+ ratings
Six Easy Pieces
by Richard P. Feynman • 1994
Six core physics lessons on atoms, energy, gravity, and the quantum world's strangest behavior.
4.21
31k+
Six Easy Pieces Summary
Six Easy Pieces 92%
Six core physics lessons on atoms, energy, gravity, and the quantum world's strangest behavior.
by Richard P. Feynman 1994
4.21
31k+ ratings
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+
The Universe in Your Hand Summary
The Universe in Your Hand 92%
Why time slows at high speed, space is never empty, 95% of the universe is missing.
by Christophe Galfard 2015
4.39
7k+ ratings
The God Particle
by Leon M. Lederman • 1993
All the universe's fundamental pieces are known but one: the particle responsible for mass.
4.15
4k+
The God Particle Summary
The God Particle 91%
All the universe's fundamental pieces are known but one: the particle responsible for mass.
by Leon M. Lederman 1993
4.15
4k+ ratings
Quantum Physics
by Jared Hendricks • 2015
Particles walk through walls and talk across galaxies. At quantum scales, impossible is the rule.
3.69
105
Quantum Physics Summary
Quantum Physics 91%
Particles walk through walls and talk across galaxies. At quantum scales, impossible is the rule.
by Jared Hendricks 2015
3.69
105 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+
The Grand Design Summary
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
How to Teach Quantum Physics to Your Dog
by Chad Orzel • 2009
Quantum physics is baffling. The best way to understand it: talk it over with a dog.
3.91
3k+
How to Teach Quantum Physics to Your Dog Summary
How to Teach Quantum Physics to Your Dog 91%
Quantum physics is baffling. The best way to understand it: talk it over with a dog.
by Chad Orzel 2009
3.91
3k+ ratings
The Fabric of the Cosmos
by Brian Greene • 2004
Space stretches, time is relative, and your present moment is an illusion.
4.13
41k+
The Fabric of the Cosmos Summary
The Fabric of the Cosmos 91%
Space stretches, time is relative, and your present moment is an illusion.
by Brian Greene 2004
4.13
41k+ ratings
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 for People in a Hurry Summary
Astrophysics for People in a Hurry 91%
From cosmic speck to the atoms in your bones: a quick tour of the universe.
by Neil deGrasse Tyson 2017
4.08
210k+ ratings
The Quantum Universe
by Brian Cox • 2011
A theory that defies common sense underlies transistors, lasers, and every atom in your body.
3.76
5k+
The Quantum Universe Summary
The Quantum Universe 91%
A theory that defies common sense underlies transistors, lasers, and every atom in your body.
by Brian Cox 2011
3.76
5k+ ratings
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
Neutrino Summary
Neutrino 91%
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
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+
Reality is Not What it Seems Summary
Reality is Not What it Seems 91%
The universe has no bottom: particles dissolve into fields, space into grains, time into ignorance.
by Carlo Rovelli 2014
4.33
17k+ ratings
The Particle at the End of the Universe
by Sean Carroll • 2012
An invisible field gives matter its mass. The half-century hunt to detect its faint vibration.
4.06
4k+
The Particle at the End of the Universe Summary
The Particle at the End of the Universe 91%
An invisible field gives matter its mass. The half-century hunt to detect its faint vibration.
by Sean Carroll 2012
4.06
4k+ ratings
Relativity
by Albert Einstein • 1916
Space and time are not an empty stage; they flex, bend, and stretch the rules of reality.
4.20
23k+
Relativity Summary
Relativity 91%
Space and time are not an empty stage; they flex, bend, and stretch the rules of reality.
by Albert Einstein 1916
4.20
23k+ ratings
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
What Is Relativity? Summary
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
Children Are from Heaven
by John Gray • 2000
Reality is fields, not particles, and everyday physics is already completely mapped.
3.89
2k+
Children Are from Heaven Summary
Children Are from Heaven 91%
Reality is fields, not particles, and everyday physics is already completely mapped.
by John Gray 2000
3.89
2k+ ratings
The Feynman Lectures on Physics
by Richard P. Feynman • 1964
A comb's spark to a star's light: the one logic Feynman used to rebuild physics.
4.61
8k+
The Feynman Lectures on Physics Summary
The Feynman Lectures on Physics 91%
A comb's spark to a star's light: the one logic Feynman used to rebuild physics.
by Richard P. Feynman 1964
4.61
8k+ ratings
Gravity
by James B. Hartle • 2002
Gravity is spacetime curvature. An undergraduate textbook from special relativity to black holes.
4.25
158
Gravity Summary
Gravity 91%
Gravity is spacetime curvature. An undergraduate textbook from special relativity to black holes.
by James B. Hartle 2002
4.25
158 ratings
Dreams of a Final Theory
by Steven Weinberg • 1987
Fundamental physics stalled in the 1970s. The only clues left are beauty and symmetry.
4.07
3k+
Dreams of a Final Theory Summary
Dreams of a Final Theory 91%
Fundamental physics stalled in the 1970s. The only clues left are beauty and symmetry.
by Steven Weinberg 1987
4.07
3k+ ratings
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+
The Theory of Everything Summary
The Theory of Everything 91%
If a universe can arise from nothing, what role remains for a creator?
by Stephen W. Hawking 2002
4.18
29k+ ratings
Physics of the Impossible
by Michio Kaku • 2008
Sci-fi's wildest tech, sorted by a physicist: what's coming this century, and what breaks reality.
4.09
42k+
Physics of the Impossible Summary
Physics of the Impossible 91%
Sci-fi's wildest tech, sorted by a physicist: what's coming this century, and what breaks reality.
by Michio Kaku 2008
4.09
42k+ ratings
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 Summary
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
Other Worlds
by Paul C.W. Davies • 1980
Observation brings reality into being; our habitable universe may be a fluke among dead worlds.
3.86
188
Other Worlds Summary
Other Worlds 91%
Observation brings reality into being; our habitable universe may be a fluke among dead worlds.
by Paul C.W. Davies 1980
3.86
188 ratings
Hyperspace
by Michio Kaku • 1994
One idea unifies physics: add dimensions and the laws simplify. Why the cosmos may need ten.
4.15
24k+
Hyperspace Summary
Hyperspace 91%
One idea unifies physics: add dimensions and the laws simplify. Why the cosmos may need ten.
by Michio Kaku 1994
4.15
24k+ ratings
The Theory of Almost Everything
by Robert Oerter • 2005
The Standard Model explains everything we see except gravity, but 85% of the universe is missing.
4.08
808
The Theory of Almost Everything Summary
The Theory of Almost Everything 91%
The Standard Model explains everything we see except gravity, but 85% of the universe is missing.
by Robert Oerter 2005
4.08
808 ratings
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
Einstein's Fridge Summary
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
The Physics of Superheroes
by James Kakalios • 2006
Superman's leap, Gwen Stacy's fall: real physics hides inside comic book panels.
3.92
3k+
The Physics of Superheroes Summary
The Physics of Superheroes 91%
Superman's leap, Gwen Stacy's fall: real physics hides inside comic book panels.
by James Kakalios 2006
3.92
3k+ ratings
The Quantum Rules
by Kunal K. Das • 2013
Quantum laws don't just govern particles: they explain why relationships fail and time speeds up.
3.61
256
The Quantum Rules Summary
The Quantum Rules 91%
Quantum laws don't just govern particles: they explain why relationships fail and time speeds up.
by Kunal K. Das 2013
3.61
256 ratings
Feyman's Tips on Physics
by Richard P. Feynman • 2005
Four lost Feynman lectures: the math instincts and gyroscopic thinking his famous course left out.
4.24
495
Feyman's Tips on Physics Summary
Feyman's Tips on Physics 91%
Four lost Feynman lectures: the math instincts and gyroscopic thinking his famous course left out.
by Richard P. Feynman 2005
4.24
495 ratings
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
Einstein's Unfinished Symphony Summary
Einstein's Unfinished Symphony 91%
Einstein predicted space-time ripples. The ear to hear them: four kilometers of laser.
by Marcia Bartusiak 2000
4.04
203 ratings
How to Build a Time Machine
by Paul C.W. Davies • 2001
Forward time travel is real. Going back needs wormholes, exotic matter, and a loophole in causality.
3.82
1k+
How to Build a Time Machine Summary
How to Build a Time Machine 91%
Forward time travel is real. Going back needs wormholes, exotic matter, and a loophole in causality.
by Paul C.W. Davies 2001
3.82
1k+ ratings
The Cyclic Universe
by Howard Burton • 2013
An infinite cycle: the far future of one universe ignites the Big Bang of the next.
4.25
28
The Cyclic Universe Summary
The Cyclic Universe 91%
An infinite cycle: the far future of one universe ignites the Big Bang of the next.
by Howard Burton 2013
4.25
28 ratings
Lost in Math
by Sabine Hossenfelder • 2018
Theoretical physics is stuck. The culprit isn't bad math, but a fixation on elegant theories.
4.05
3k+
Lost in Math Summary
Lost in Math 91%
Theoretical physics is stuck. The culprit isn't bad math, but a fixation on elegant theories.
by Sabine Hossenfelder 2018
4.05
3k+ ratings
Something Deeply Hidden
by Sean Carroll • 2019
Every quantum event spawns new worlds. Spacetime is just a convenient fiction.
4.08
6k+
Something Deeply Hidden Summary
Something Deeply Hidden 90%
Every quantum event spawns new worlds. Spacetime is just a convenient fiction.
by Sean Carroll 2019
4.08
6k+ ratings
The Elegant Universe
by Brian Greene • 1999
Physics' sixty-year civil war. String theory says both sides win, if reality has ten dimensions.
4.10
103k+
The Elegant Universe Summary
The Elegant Universe 90%
Physics' sixty-year civil war. String theory says both sides win, if reality has ten dimensions.
by Brian Greene 1999
4.10
103k+ ratings
The Hunt for Vulcan
by Thomas Levenson • 2015
The planet Vulcan was astronomy's biggest mistake. Correcting it required rewriting gravity.
4.06
2k+
The Hunt for Vulcan Summary
The Hunt for Vulcan 90%
The planet Vulcan was astronomy's biggest mistake. Correcting it required rewriting gravity.
by Thomas Levenson 2015
4.06
2k+ ratings
Schrödinger's Kittens and the Search for Reality
by John Gribbin • 1996
Quantum paradoxes resolve when you realize particles don't experience time the way we do.
4.07
2k+
Schrödinger's Kittens and the Search for Reality Summary
Schrödinger's Kittens and the Search for Reality 90%
Quantum paradoxes resolve when you realize particles don't experience time the way we do.
by John Gribbin 1996
4.07
2k+ ratings
Quantum Man
by Lawrence M. Krauss • 2011
Feynman drew pictures of particles, insisted experiment trumps elegance, and rebuilt modern physics.
4.07
4k+
Quantum Man Summary
Quantum Man 90%
Feynman drew pictures of particles, insisted experiment trumps elegance, and rebuilt modern physics.
by Lawrence M. Krauss 2011
4.07
4k+ ratings
The Pleasure of Finding Things Out
by Richard P. Feynman • 1999
Before you can do great science, you must stop lying to yourself. A Nobel laureate explains.
4.22
14k+
The Pleasure of Finding Things Out Summary
The Pleasure of Finding Things Out 90%
Before you can do great science, you must stop lying to yourself. A Nobel laureate explains.
by Richard P. Feynman 1999
4.22
14k+ ratings
Taking the Quantum Leap
by Fred Alan Wolf • 1981
Particles exist as possibilities until someone looks. What that means for reality, time, and mind.
4.04
543
Taking the Quantum Leap Summary
Taking the Quantum Leap 90%
Particles exist as possibilities until someone looks. What that means for reality, time, and mind.
by Fred Alan Wolf 1981
4.04
543 ratings
How to Dunk a Doughnut
by Len Fisher • 2002
A physicist unpacks the hidden forces inside a doughnut dunk, a boiled egg, and a boomerang.
3.34
277
How to Dunk a Doughnut Summary
How to Dunk a Doughnut 90%
A physicist unpacks the hidden forces inside a doughnut dunk, a boiled egg, and a boomerang.
by Len Fisher 2002
3.34
277 ratings
Seven Brief Lessons on Physics
by Carlo Rovelli • 2014
Space bends. Time is an illusion. Seven short lessons on the universe as it actually is.
3.98
68k+
Seven Brief Lessons on Physics Summary
Seven Brief Lessons on Physics 90%
Space bends. Time is an illusion. Seven short lessons on the universe as it actually is.
by Carlo Rovelli 2014
3.98
68k+ ratings
In Search of the Multiverse
by John Gribbin • 2009
Our universe seems fine-tuned for life. The real explanation: it is just one of countless tries.
4.08
1k+
In Search of the Multiverse Summary
In Search of the Multiverse 90%
Our universe seems fine-tuned for life. The real explanation: it is just one of countless tries.
by John Gribbin 2009
4.08
1k+ ratings
Quantum Enigma
by Bruce Rosenblum • 2006
Quantum mechanics says reality is created by observation. What does that mean for our minds?
4.13
2k+
Quantum Enigma Summary
Quantum Enigma 90%
Quantum mechanics says reality is created by observation. What does that mean for our minds?
by Bruce Rosenblum 2006
4.13
2k+ ratings
Home
Swipe
Library
Get App
Try Full Access for 3 Days
Listen, bookmark, and more
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
Risk-Free Timeline
Today: Get Instant Access
Listen to full summaries of 26,000+ books. That's 12,000+ hours of audio!
Day 2: Trial Reminder
We'll send you a notification that your trial is ending soon.
Day 3: Your subscription begins
You'll be charged on Jul 25,
cancel anytime before.
Consume 2.8× More Books
2.8× more books Listening Reading
Our users love us
600,000+ readers
Trustpilot Rating
TrustPilot
4.6 Excellent
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
Save 62%
Yearly
$119.88 $44.99/year/yr
$3.75/mo
Monthly
$9.99/mo
Start a 3-Day Free Trial
3 days free, then $44.99/year. Cancel anytime.
Unlock a world of fiction & nonfiction books
26,000+ books for the price of 2 books
Read any book in 10 minutes
Discover new books like Tinder
Request any book if it's not summarized
Read more books than anyone you know
#1 app for book lovers
Lifelike & immersive summaries
30-day money-back guarantee
Download summaries in EPUBs or PDFs
Cancel anytime in a few clicks
Scanner
Find a barcode to scan

We have a special gift for you
Open
38% OFF
DISCOUNT FOR YOU
$79.99
$49.99/year
only $4.16 per month
Continue
2 taps to start, super easy to cancel
Settings
General
Widget
Loading...
We have a special gift for you
Open
38% OFF
DISCOUNT FOR YOU
$79.99
$49.99/year
only $4.16 per month
Continue
2 taps to start, super easy to cancel