Physics

TagLast edit: 20 Apr 2021 12:24 UTC by [Error communicating with LW2 server]

Dark Matters

Diffractor14 Mar 2021 23:36 UTC

200 points

22 comments15 min readLW link

The Quantum Physics Sequence

Eliezer Yudkowsky11 Jun 2008 3:42 UTC

45 points

26 comments15 min readLW link

The Second Law of Thermodynamics, and Engines of Cognition

Eliezer Yudkowsky27 Feb 2008 0:48 UTC

103 points

69 comments9 min readLW link

Thou Art Physics

Eliezer Yudkowsky6 Jun 2008 6:37 UTC

102 points

88 comments3 min readLW link

So you think you understand Quantum Mechanics

shminux22 Dec 2012 21:16 UTC

64 points

64 comments3 min readLW link

Two More Things to Unlearn from School

Eliezer Yudkowsky12 Jul 2007 17:45 UTC

116 points

155 comments2 min readLW link

Climate technology primer (1/3): basics

amarbles25 Oct 2019 23:18 UTC

38 points

5 comments58 min readLW link

Deriving General Relativity

lsusr22 Jun 2020 9:52 UTC

2 points

0 comments2 min readLW link

Einstein’s Speed

Eliezer Yudkowsky21 May 2008 2:48 UTC

44 points

35 comments8 min readLW link

References & Resources for LessWrong

XiXiDu10 Oct 2010 14:54 UTC

146 points

106 comments20 min readLW link

Career prospects for physics majors

JonahS4 Apr 2014 3:02 UTC

19 points

32 comments5 min readLW link

Timeless Physics

Eliezer Yudkowsky27 May 2008 9:09 UTC

42 points

121 comments12 min readLW link

[Question] What empirical work has been done that bears on the ‘freebit picture’ of free will?

DanielFilan4 Oct 2019 23:11 UTC

9 points

5 comments1 min readLW link

How accurate is the quantum physics sequence?

Paul Crowley17 Apr 2012 6:54 UTC

72 points

68 comments1 min readLW link

The Value of Theoretical Research

paulfchristiano25 Feb 2011 18:06 UTC

50 points

53 comments3 min readLW link

Quantum Explanations

Eliezer Yudkowsky9 Apr 2008 8:15 UTC

64 points

58 comments6 min readLW link

Decoherence is Falsifiable and Testable

Eliezer Yudkowsky7 May 2008 7:54 UTC

37 points

40 comments9 min readLW link

Living in Many Worlds

Eliezer Yudkowsky5 Jun 2008 2:24 UTC

48 points

79 comments5 min readLW link

Where Philosophy Meets Science

Eliezer Yudkowsky12 Apr 2008 21:21 UTC

37 points

22 comments4 min readLW link

Many Worlds, One Best Guess

Eliezer Yudkowsky11 May 2008 8:32 UTC

31 points

79 comments13 min readLW link

Beliefs at different timescales

Nisan4 Nov 2018 20:10 UTC

25 points

12 comments2 min readLW link

Physics has laws, the Universe might not

shminux9 Jun 2018 5:33 UTC

25 points

23 comments3 min readLW link

Multiple Worlds, One Universal Wave Function

evhub4 Nov 2020 22:28 UTC

44 points

76 comments25 min readLW link

Generalized Heat Engine

johnswentworth5 Nov 2020 19:01 UTC

137 points

6 comments7 min readLW link

Can we see light?

Zane Scheepers7 Dec 2017 12:54 UTC

2 points

33 comments2 min readLW link

[Question] Can we really prevent all warming for less than 10B$ with the mostly side-effect free geoengineering technique of Marine Cloud Brightening?

MakoYass5 Aug 2019 0:12 UTC

85 points

55 comments2 min readLW link

Make more land

jefftk16 Oct 2019 11:20 UTC

140 points

32 comments2 min readLW link 2 nominations 5 reviews

(www.jefftk.com)

Weird question: could we see distant aliens?

paulfchristiano20 Apr 2018 6:40 UTC

31 points

78 comments3 min readLW link

The mathematical universe: the map that is the territory

ata26 Mar 2010 9:26 UTC

93 points

122 comments11 min readLW link

Why it took so long to do the Fermi calculation right?

Jan_Kulveit2 Jul 2018 20:29 UTC

73 points

20 comments1 min readLW link

No One Can Exempt You From Rationality’s Laws

Eliezer Yudkowsky7 Oct 2007 17:24 UTC

84 points

54 comments3 min readLW link

If Many-Worlds Had Come First

Eliezer Yudkowsky10 May 2008 7:43 UTC

73 points

181 comments9 min readLW link

Were atoms real?

AnnaSalamon8 Dec 2010 17:30 UTC

90 points

156 comments4 min readLW link

Explaining vs. Explaining Away

Eliezer Yudkowsky17 Mar 2008 1:59 UTC

83 points

101 comments4 min readLW link

Einstein’s Arrogance

Eliezer Yudkowsky25 Sep 2007 1:29 UTC

87 points

89 comments3 min readLW link

To reduce astronomical waste: take your time, then go very fast

Stuart_Armstrong13 Jul 2013 16:41 UTC

67 points

50 comments3 min readLW link

Configurations and Amplitude

Eliezer Yudkowsky11 Apr 2008 3:14 UTC

47 points

390 comments10 min readLW link

Joint Configurations

Eliezer Yudkowsky11 Apr 2008 5:00 UTC

50 points

40 comments4 min readLW link

Belief in the Implied Invisible

Eliezer Yudkowsky8 Apr 2008 7:40 UTC

48 points

34 comments6 min readLW link

Being Half-Rational About Pascal’s Wager is Even Worse

Eliezer Yudkowsky18 Apr 2013 5:20 UTC

41 points

166 comments9 min readLW link

Quantum Non-Realism

Eliezer Yudkowsky8 May 2008 5:27 UTC

37 points

37 comments8 min readLW link

Where Physics Meets Experience

Eliezer Yudkowsky25 Apr 2008 4:58 UTC

55 points

37 comments11 min readLW link

Where Experience Confuses Physicists

Eliezer Yudkowsky26 Apr 2008 5:05 UTC

29 points

30 comments8 min readLW link

Distinct Configurations

Eliezer Yudkowsky12 Apr 2008 4:42 UTC

49 points

23 comments6 min readLW link

Philosophy as low-energy approximation

Charlie Steiner5 Feb 2019 19:34 UTC

39 points

20 comments3 min readLW link

Decoherence is Simple

Eliezer Yudkowsky6 May 2008 7:44 UTC

50 points

61 comments11 min readLW link

Scott Aaronson on Born Probabilities

Wei_Dai2 Oct 2009 6:40 UTC

39 points

8 comments4 min readLW link

Can You Prove Two Particles Are Identical?

Eliezer Yudkowsky14 Apr 2008 7:06 UTC

51 points

107 comments5 min readLW link

Collapse Postulates

Eliezer Yudkowsky9 May 2008 7:49 UTC

41 points

64 comments3 min readLW link

Ask an experimental physicist

RolfAndreassen8 Jun 2012 23:43 UTC

49 points

294 comments1 min readLW link

Classical Configuration Spaces

Eliezer Yudkowsky15 Apr 2008 8:40 UTC

30 points

12 comments5 min readLW link

The Quantum Arena

Eliezer Yudkowsky15 Apr 2008 19:00 UTC

25 points

72 comments6 min readLW link

Feynman Paths

Eliezer Yudkowsky17 Apr 2008 6:32 UTC

24 points

30 comments4 min readLW link

No Individual Particles

Eliezer Yudkowsky18 Apr 2008 4:40 UTC

23 points

24 comments5 min readLW link

Identity Isn’t In Specific Atoms

Eliezer Yudkowsky19 Apr 2008 4:55 UTC

40 points

74 comments6 min readLW link

Decoherence

Eliezer Yudkowsky22 Apr 2008 6:41 UTC

30 points

30 comments7 min readLW link

The So-Called Heisenberg Uncertainty Principle

Eliezer Yudkowsky23 Apr 2008 6:36 UTC

24 points

20 comments7 min readLW link

Which Basis Is More Fundamental?

Eliezer Yudkowsky24 Apr 2008 4:17 UTC

18 points

39 comments6 min readLW link

On Being Decoherent

Eliezer Yudkowsky27 Apr 2008 4:59 UTC

21 points

78 comments7 min readLW link

Decoherence is Pointless

Eliezer Yudkowsky29 Apr 2008 6:38 UTC

14 points

5 comments2 min readLW link

Decoherent Essences

Eliezer Yudkowsky30 Apr 2008 6:32 UTC

22 points

36 comments7 min readLW link

The Born Probabilities

Eliezer Yudkowsky1 May 2008 5:50 UTC

28 points

83 comments6 min readLW link

Decoherence as Projection

Eliezer Yudkowsky2 May 2008 6:32 UTC

21 points

27 comments11 min readLW link

Entangled Photons

Eliezer Yudkowsky3 May 2008 7:20 UTC

12 points

11 comments6 min readLW link

Bell’s Theorem: No EPR “Reality”

Eliezer Yudkowsky4 May 2008 4:44 UTC

28 points

29 comments9 min readLW link

Spooky Action at a Distance: The No-Communication Theorem

Eliezer Yudkowsky5 May 2008 2:43 UTC

17 points

35 comments10 min readLW link

Why Quantum?

Eliezer Yudkowsky4 Jun 2008 5:34 UTC

29 points

52 comments6 min readLW link

An Intuitive Explanation of Quantum Mechanics

Eliezer Yudkowsky12 Jun 2008 3:45 UTC

14 points

3 comments5 min readLW link

Quantum Physics Revealed As Non-Mysterious

Eliezer Yudkowsky12 Jun 2008 5:20 UTC

10 points

26 comments8 min readLW link

And the Winner is… Many-Worlds!

Eliezer Yudkowsky12 Jun 2008 6:05 UTC

17 points

12 comments9 min readLW link

Quantum Mechanics and Personal Identity

Eliezer Yudkowsky12 Jun 2008 7:13 UTC

8 points

29 comments10 min readLW link

Heat vs. Motion

Eliezer Yudkowsky1 Apr 2008 3:55 UTC

37 points

70 comments5 min readLW link

Debugging the Quantum Physics Sequence

Mitchell_Porter5 Sep 2012 15:55 UTC

42 points

130 comments2 min readLW link

[Link] The Greek Heliocentric Theory

[deleted]12 Jun 2012 17:18 UTC

52 points

11 comments3 min readLW link

LA-602 vs. RHIC Review

Eliezer Yudkowsky19 Jun 2008 10:00 UTC

45 points

62 comments6 min readLW link

Mach’s Principle: Anti-Epiphenomenal Physics

Eliezer Yudkowsky24 May 2008 5:01 UTC

34 points

26 comments10 min readLW link

Zeno walks into a bar

lsusr4 Aug 2019 7:00 UTC

24 points

3 comments2 min readLW link

Timeless Control

Eliezer Yudkowsky7 Jun 2008 5:16 UTC

29 points

66 comments9 min readLW link

The ongoing transformation of quantum field theory

Mitchell_Porter29 Dec 2012 9:45 UTC

31 points

19 comments3 min readLW link

Entropy and Temperature

spxtr17 Dec 2014 8:04 UTC

41 points

96 comments3 min readLW link

Frugality and working from finite data

Snowyowl3 Sep 2010 9:37 UTC

35 points

47 comments4 min readLW link

A thought-process testing opportunity

[deleted]22 Apr 2013 19:51 UTC

46 points

28 comments1 min readLW link

Should We Ban Physics?

Eliezer Yudkowsky21 Jul 2008 8:12 UTC

14 points

22 comments2 min readLW link

Decelerating: laser vs gun vs rocket

Stuart_Armstrong18 Feb 2019 23:21 UTC

22 points

16 comments3 min readLW link

The Conscious Sorites Paradox

Eliezer Yudkowsky28 Apr 2008 2:58 UTC

11 points

41 comments5 min readLW link

Relative Configuration Space

Eliezer Yudkowsky26 May 2008 9:25 UTC

16 points

22 comments8 min readLW link

Timeless Beauty

Eliezer Yudkowsky28 May 2008 4:32 UTC

17 points

69 comments4 min readLW link

Shock Level 5: Big Worlds and Modal Realism

Roko25 May 2010 23:19 UTC

34 points

158 comments4 min readLW link

Boxxy and Reagan

[deleted]13 Mar 2009 6:36 UTC

−5 points

1 comment1 min readLW link

Are you in a Boltzmann simulation?

Stuart_Armstrong13 Sep 2018 12:56 UTC

23 points

29 comments3 min readLW link

Astrobiology, Astronomy, and the Fermi Paradox II: Space & Time Revisited

CellBioGuy10 Mar 2016 5:19 UTC

35 points

35 comments1 min readLW link

[Question] Is “physical nondeterminism” a meaningful concept?

Liron16 Jun 2019 15:55 UTC

23 points

15 comments1 min readLW link

[Question] How does electricity work literally?

Long try24 Feb 2020 13:27 UTC

1 point

35 comments1 min readLW link

Can we model technological singularity as the phase transition?

Just Learning26 Dec 2020 3:20 UTC

3 points

0 comments4 min readLW link

Singularity&phase transition-2. A priori probability and ways to check.

Just Learning8 Feb 2021 2:21 UTC

1 point

0 comments3 min readLW link

The (not so) paradoxical asymmetry between position and momentum

ejenner28 Mar 2021 13:31 UTC

17 points

5 comments4 min readLW link

On Falsifying the Simulation Hypothesis (or Embracing its Predictions)

Lorenzo Rex12 Apr 2021 0:12 UTC

8 points

15 comments5 min readLW link

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