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...
About Time
by Adam Frank • 2011
Time is a human invention, rebuilt every era. Our cosmology just catches up.
3.88
484
About Time Summary
About Time 89%
Time is a human invention, rebuilt every era. Our cosmology just catches up.
by Adam Frank 2011
3.88
484 ratings
The Secret Pulse of Time
by Stefan Klein • 2006
Your brain decides how fast time moves, and you can learn to set the pace.
3.88
712
The Secret Pulse of Time Summary
The Secret Pulse of Time 88%
Your brain decides how fast time moves, and you can learn to set the pace.
by Stefan Klein 2006
3.88
712 ratings
The Clock Mirage
by Joseph Mazur • 2020
Physics says time is relative. Biology says it's a cellular rhythm. The clock is a mirage.
3.42
118
The Clock Mirage Summary
The Clock Mirage 88%
Physics says time is relative. Biology says it's a cellular rhythm. The clock is a mirage.
by Joseph Mazur 2020
3.42
118 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 88%
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
Time Travel in Einstein's Universe
by J. Richard Gott III • 2001
Einstein's two routes to time travel, and why no one from the future has shown up.
4.07
2k+
Time Travel in Einstein's Universe Summary
Time Travel in Einstein's Universe 88%
Einstein's two routes to time travel, and why no one from the future has shown up.
by J. Richard Gott III 2001
4.07
2k+ ratings
Everyday Chaos
by David Weinberger • 2019
A medical AI diagnoses illness but can't explain how. The age of demanding explanations is over.
3.78
202
Everyday Chaos Summary
Everyday Chaos 88%
A medical AI diagnoses illness but can't explain how. The age of demanding explanations is over.
by David Weinberger 2019
3.78
202 ratings
Complexity
by Melanie Mitchell • 2009
Simple rules produce the complexity of ant colonies, brains, and economies. The science of how.
4.11
4k+
Complexity Summary
Complexity 88%
Simple rules produce the complexity of ant colonies, brains, and economies. The science of how.
by Melanie Mitchell 2009
4.11
4k+ ratings
Social Acceleration
by Hartmut Rosa • 2005
Faster tech, faster change, faster lives: three engines locked in a spiral that defines modernity.
4.33
354
Social Acceleration Summary
Social Acceleration 88%
Faster tech, faster change, faster lives: three engines locked in a spiral that defines modernity.
by Hartmut Rosa 2005
4.33
354 ratings
Algorithm Design
by Jon Kleinberg • 2005
Design algorithms that run fast; recognize the problems that never will; and learn the workarounds.
4.17
664
Algorithm Design Summary
Algorithm Design 88%
Design algorithms that run fast; recognize the problems that never will; and learn the workarounds.
by Jon Kleinberg 2005
4.17
664 ratings
Data Structures and Algorithms Made Easy
by Narasimha Karumanchi • 2011
Every algorithm problem has multiple solutions. Find the fastest one, step by step.
4.10
1k+
Data Structures and Algorithms Made Easy Summary
Data Structures and Algorithms Made Easy 88%
Every algorithm problem has multiple solutions. Find the fastest one, step by step.
by Narasimha Karumanchi 2011
4.10
1k+ ratings
Faster
by James Gleick • 1999
Technology promised to save time. Instead it filled the gaps and trained us to crave speed.
3.52
2k+
Faster Summary
Faster 88%
Technology promised to save time. Instead it filled the gaps and trained us to crave speed.
by James Gleick 1999
3.52
2k+ ratings
Your Brain Is a Time Machine
by Dean Buonomano • 2017
Your brain is a simulator of futures; physics suggests time may not flow at all.
3.90
2k+
Your Brain Is a Time Machine Summary
Your Brain Is a Time Machine 88%
Your brain is a simulator of futures; physics suggests time may not flow at all.
by Dean Buonomano 2017
3.90
2k+ 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 88%
How equations reveal curved spacetime and time's arrow, no physics degree required.
by Sean Carroll 2022
4.00
2k+ ratings
Algorithms
by Panos Louridas • 2020
Twenty steps to find one item in a million, and the hidden logic that runs our world.
4.03
302
Algorithms Summary
Algorithms 88%
Twenty steps to find one item in a million, and the hidden logic that runs our world.
by Panos Louridas 2020
4.03
302 ratings
Complexity
by M. Mitchell Waldrop • 1992
In a desert convent, a few rogue scientists discovered the universal grammar of complex systems.
4.05
3k+
Complexity Summary
Complexity 88%
In a desert convent, a few rogue scientists discovered the universal grammar of complex systems.
by M. Mitchell Waldrop 1992
4.05
3k+ ratings
Chaos
by James Gleick • 1987
A rounding error revealed that chaos hides order. The discovery reshaped what science can predict.
4.03
41k+
Chaos Summary
Chaos 88%
A rounding error revealed that chaos hides order. The discovery reshaped what science can predict.
by James Gleick 1987
4.03
41k+ ratings
The Time Ships
by Stephen Baxter • 1995
A Victorian inventor discovers his time machine has splintered the future into warring worlds.
3.95
7k+
The Time Ships Summary
The Time Ships 87%
A Victorian inventor discovers his time machine has splintered the future into warring worlds.
by Stephen Baxter 1995
3.95
7k+ ratings
Computer Science Distilled
by Wladston Ferreira Filho • 2017
The missing CS toolkit for self-taught coders: how to think in algorithms, not just syntax.
4.07
1k+
Computer Science Distilled Summary
Computer Science Distilled 87%
The missing CS toolkit for self-taught coders: how to think in algorithms, not just syntax.
by Wladston Ferreira Filho 2017
4.07
1k+ ratings
Deep Simplicity
by John Gribbin • 2004
Simple rules, run long enough, build a universe. A physicist shows the working.
3.98
2k+
Deep Simplicity Summary
Deep Simplicity 87%
Simple rules, run long enough, build a universe. A physicist shows the working.
by John Gribbin 2004
3.98
2k+ ratings
Sync
by Steven H. Strogatz • 2003
Fireflies flash in unison, heart cells beat as one. No leader. A single equation explains it.
4.07
3k+
Sync Summary
Sync 87%
Fireflies flash in unison, heart cells beat as one. No leader. A single equation explains it.
by Steven H. Strogatz 2003
4.07
3k+ ratings
Introduction to Algorithms
by Thomas H. Cormen • 1989
Sorting a billion records can take days or seconds, depending on the algorithm, not the processor.
4.35
9k+
Introduction to Algorithms Summary
Introduction to Algorithms 87%
Sorting a billion records can take days or seconds, depending on the algorithm, not the processor.
by Thomas H. Cormen 1989
4.35
9k+ ratings
The Clock Of The Long Now
by Stewart Brand • 1999
In an age of acceleration, the most subversive object is a clock that barely moves.
4.10
809
The Clock Of The Long Now Summary
The Clock Of The Long Now 87%
In an age of acceleration, the most subversive object is a clock that barely moves.
by Stewart Brand 1999
4.10
809 ratings
The Emperor's New Mind
by Roger Penrose • 1989
Consciousness isn't computation. Proof spans Gödel's theorem to quantum gravity's missing laws.
3.91
8k+
The Emperor's New Mind Summary
The Emperor's New Mind 87%
Consciousness isn't computation. Proof spans Gödel's theorem to quantum gravity's missing laws.
by Roger Penrose 1989
3.91
8k+ 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 87%
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 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 87%
Space stretches, time is relative, and your present moment is an illusion.
by Brian Greene 2004
4.13
41k+ ratings
In Search of Time
by Dan Falk • 2008
Ancient calendars and modern physics agree: time is not the steady river we imagine.
3.97
548
In Search of Time Summary
In Search of Time 87%
Ancient calendars and modern physics agree: time is not the steady river we imagine.
by Dan Falk 2008
3.97
548 ratings
Bursts
by Albert-László Barabási • 2010
Why your email bursts, your travels repeat, and history rhymes: one hidden law of priority.
3.30
1k+
Bursts Summary
Bursts 87%
Why your email bursts, your travels repeat, and history rhymes: one hidden law of priority.
by Albert-László Barabási 2010
3.30
1k+ ratings
Exhalation
by Ted Chiang • 2019
A merchant in ancient Baghdad steps through a time portal to undo a sorrow twenty years past.
4.27
113k+
Exhalation Summary
Exhalation 87%
A merchant in ancient Baghdad steps through a time portal to undo a sorrow twenty years past.
by Ted Chiang 2019
4.27
113k+ ratings
The Order of Time
by Carlo Rovelli • 2017
Time bends with gravity. No cosmos-wide now exists. The arrow of time is only entropy, rising.
4.13
39k+
The Order of Time Summary
The Order of Time 87%
Time bends with gravity. No cosmos-wide now exists. The arrow of time is only entropy, rising.
by Carlo Rovelli 2017
4.13
39k+ ratings
The Universe in a Nutshell
by Stephen W. Hawking • 2001
How can a three-dimensional universe be a flat hologram? The physics that points toward an answer.
4.18
46k+
The Universe in a Nutshell Summary
The Universe in a Nutshell 87%
How can a three-dimensional universe be a flat hologram? The physics that points toward an answer.
by Stephen W. Hawking 2001
4.18
46k+ ratings
The Road to Reality
by Roger Penrose • 2004
Physics, equation by equation: the complete mathematical tour from arithmetic to quantum fields.
4.17
9k+
The Road to Reality Summary
The Road to Reality 87%
Physics, equation by equation: the complete mathematical tour from arithmetic to quantum fields.
by Roger Penrose 2004
4.17
9k+ ratings
The Gone World
by Tom Sweterlitsch • 2018
A murdered family. A missing child. An agent who visits futures where humanity is always dead.
3.91
30k+
The Gone World Summary
The Gone World 87%
A murdered family. A missing child. An agent who visits futures where humanity is always dead.
by Tom Sweterlitsch 2018
3.91
30k+ ratings
Cracking the Coding Interview
by Gayle Laakmann McDowell • 2020
189 interview problems that teach you to think out loud, because code follows from thinking.
4.33
476
Cracking the Coding Interview Summary
Cracking the Coding Interview 87%
189 interview problems that teach you to think out loud, because code follows from thinking.
by Gayle Laakmann McDowell 2020
4.33
476 ratings
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+
Endless Universe Summary
Endless Universe 87%
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
Algorithms to Live By
by Brian Christian • 2016
When to settle, when to quit, when to trust chance: computer science already found the answers.
4.12
35k+
Algorithms to Live By Summary
Algorithms to Live By 87%
When to settle, when to quit, when to trust chance: computer science already found the answers.
by Brian Christian 2016
4.12
35k+ ratings
The Science of Free Will
by Samir Varma • 2025
You can't predict your next thought. No computer can either. That's not a gap: it's free will.
3.35
17
The Science of Free Will Summary
The Science of Free Will 87%
You can't predict your next thought. No computer can either. That's not a gap: it's free will.
by Samir Varma 2025
3.35
17 ratings
Four Thousand Weeks
by Oliver Burkeman • 2021
Four thousand weeks. Efficiency steals what little time you have. Start by accepting the limit.
4.17
131k+
Four Thousand Weeks Summary
Four Thousand Weeks 87%
Four thousand weeks. Efficiency steals what little time you have. Start by accepting the limit.
by Oliver Burkeman 2021
4.17
131k+ ratings
The Art of Computer Programming, Volume 1
by Donald Ervin Knuth • 1973
Algorithms are not just code: they are mathematical objects. To understand one, you must prove it.
4.38
2k+
The Art of Computer Programming, Volume 1 Summary
The Art of Computer Programming, Volume 1 87%
Algorithms are not just code: they are mathematical objects. To understand one, you must prove it.
by Donald Ervin Knuth 1973
4.38
2k+ ratings
The Future of Everything
by David Orrell • 2006
Weather, markets, pandemics: the science of why forecasts fail, and what to build instead.
3.67
117
The Future of Everything Summary
The Future of Everything 87%
Weather, markets, pandemics: the science of why forecasts fail, and what to build instead.
by David Orrell 2006
3.67
117 ratings
The Sciences of the Artificial
by Herbert A. Simon • 1969
A science of the artificial: how constrained minds design systems that work in a complex world.
4.29
669
The Sciences of the Artificial Summary
The Sciences of the Artificial 87%
A science of the artificial: how constrained minds design systems that work in a complex world.
by Herbert A. Simon 1969
4.29
669 ratings
The Accidental Time Machine
by Joe Haldeman • 2007
A failed physicist's broken calibrator is a one-way time machine, each jump exponentially longer.
3.73
11k+
The Accidental Time Machine Summary
The Accidental Time Machine 87%
A failed physicist's broken calibrator is a one-way time machine, each jump exponentially longer.
by Joe Haldeman 2007
3.73
11k+ ratings
Stories of Your Life and Others
by Ted Chiang • 2002
Eight stories where language reshapes time, math comes undone, and a tower scrapes heaven.
4.25
127k+
Stories of Your Life and Others Summary
Stories of Your Life and Others 87%
Eight stories where language reshapes time, math comes undone, and a tower scrapes heaven.
by Ted Chiang 2002
4.25
127k+ ratings
The Great Acceleration
by Robert Colvile • 2016
Why everything from politics to dinner is getting faster, and why the middle ground is disappearing.
3.56
165
The Great Acceleration Summary
The Great Acceleration 87%
Why everything from politics to dinner is getting faster, and why the middle ground is disappearing.
by Robert Colvile 2016
3.56
165 ratings
Ubiquity
by Mark Buchanan • 2000
One grain of sand explains why markets crash, species vanish, and empires fall.
3.90
716
Ubiquity Summary
Ubiquity 87%
One grain of sand explains why markets crash, species vanish, and empires fall.
by Mark Buchanan 2000
3.90
716 ratings
Speed
by Vaclav Smil • 2025
From geological drift to digital overdrive: how speed explains everything, and why it's breaking us.
3.31
29
Speed Summary
Speed 87%
From geological drift to digital overdrive: how speed explains everything, and why it's breaking us.
by Vaclav Smil 2025
3.31
29 ratings
Nonlinear Dynamics and Chaos
by Steven H. Strogatz • 1994
How simple rules produce unpredictable motion, and the pictures that reveal the hidden order.
4.38
2k+
Nonlinear Dynamics and Chaos Summary
Nonlinear Dynamics and Chaos 87%
How simple rules produce unpredictable motion, and the pictures that reveal the hidden order.
by Steven H. Strogatz 1994
4.38
2k+ ratings
Introduction to Computation and Programming Using Python
by John V. Guttag • 2013
A computer calculates and remembers; everything beyond that is what you build with code.
4.22
500
Introduction to Computation and Programming Using Python Summary
Introduction to Computation and Programming Using Python 87%
A computer calculates and remembers; everything beyond that is what you build with code.
by John V. Guttag 2013
4.22
500 ratings
Modern Software Engineering
by David Farley • 2021
Software is not a craft; it's a science. The discipline that turns teams into learning machines.
4.16
1k+
Modern Software Engineering Summary
Modern Software Engineering 87%
Software is not a craft; it's a science. The discipline that turns teams into learning machines.
by David Farley 2021
4.16
1k+ ratings
The Last Three Minutes
by Paul C.W. Davies • 1995
The universe will die: here are the hows, and loopholes that might let intelligence outlast it.
3.80
1k+
The Last Three Minutes Summary
The Last Three Minutes 87%
The universe will die: here are the hows, and loopholes that might let intelligence outlast it.
by Paul C.W. Davies 1995
3.80
1k+ ratings
This Idea Is Brilliant
by John Brockman • 2018
The overlooked scientific ideas top minds most urgently want you to know, from entropy to emergence.
3.83
662
This Idea Is Brilliant Summary
This Idea Is Brilliant 87%
The overlooked scientific ideas top minds most urgently want you to know, from entropy to emergence.
by John Brockman 2018
3.83
662 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 26,
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