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31.

Home experiments to derive the speed of light? (physics.stackexchange.com)

54 points

15 years ago

32.

Does gravity CAUSE the bending of spacetime, or IS it the bending of spacetime? (physics.stackexchange.com)

49 points

8 years ago

33.

Can tin foil hats block anything? (2015) (physics.stackexchange.com)

47 points

2 years ago

34.

How do towels stay on hooks? (physics.stackexchange.com)

41 points

8 years ago

35.

How does light bend around my finger tip? (physics.stackexchange.com)

40 points

8 years ago

36.

Physics StackExchange is in public beta, ask away (physics.stackexchange.com)

39 points

16 years ago

37.

Can I compute the mass of a coin based on the sound of its fall? (physics.stackexchange.com)

32 points

5 years ago

38.

Why bother buying efficient lights if you are already heating your house? (physics.stackexchange.com)

31 points

5 years ago

39.

Are there individual protons and neutrons in a nucleus? (physics.stackexchange.com)

24 points

2 years ago

40.

Can a tea light heat a greenhouse? (physics.stackexchange.com)

24 points

3 years ago

41.

Is “dark clothes for winter, light for summer” relevant? (physics.stackexchange.com)

24 points

4 years ago

42.

What experiment would disprove string theory? (physics.stackexchange.com)

18 points

15 years ago

43.

What is Chirped Pulse Amplification, and why does it warrant a Nobel Prize? (physics.stackexchange.com)

13 points

8 years ago

44.

Birds sitting on electric wires: potential difference between their feet (physics.stackexchange.com)

13 points

12 years ago

45.

Why do clouds have well-defined boundaries? (physics.stackexchange.com)

12 points

4 years ago

46.

How does it make sense for the universe to have started from a big bang? (physics.stackexchange.com)

10 points

4 years ago

47.

Why is the decibel scale logarithmic? (physics.stackexchange.com)

10 points

4 years ago

48.

Can I compute the mass of a coin based on the sound of its fall? (physics.stackexchange.com)

7 points

12 years ago

49.

Why can't there be a trap door under nuclear reactors in case of meltdown? (physics.stackexchange.com)

7 points

12 years ago

50.

How to Destroy the Universe? (physics.stackexchange.com)

7 points

15 years ago

51.

What experiment would disprove string theory? This. (physics.stackexchange.com)

6 points

14 years ago

52.

Is Spacetime Discrete or Continuous? (physics.stackexchange.com)

6 points

7 years ago

53.

When separating an Oreo cookie, why does the cream stick to just one side only? (physics.stackexchange.com)

6 points

9 years ago

54.

Am I attracting Pluto? (physics.stackexchange.com)

6 points

11 years ago

55.

What really allows airplanes to fly? (physics.stackexchange.com)

5 points

12 years ago

56.

Can I compute the mass of a coin based on the sound of its fall? (physics.stackexchange.com)

5 points

12 years ago

57.

Why can Hiroshima be inhabited when Chernobyl cannot? (physics.stackexchange.com)

5 points

13 years ago

58.

How much power would be needed to create a substitute for Earths magnetic field? (physics.stackexchange.com)

5 points

5 years ago

59.

Could a vacuum airship be possible? (physics.stackexchange.com)

4 points

5 years ago

60.

Do low frequency sounds really carry longer distances? (physics.stackexchange.com)

4 points

11 years ago