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John Doty's user avatar
John Doty's user avatar
John Doty's user avatar
John Doty
  • Member for 4 years, 2 months
  • Last seen this week
49 votes
Accepted

Are human eyes interferometers?

45 votes
Accepted

Why did NASA need to observationally confirm whether DART successfully redirected Dimorphos?

44 votes
Accepted

Where is there visible light inside the Sun?

30 votes

Time is the only dimension that has an arrow, and the only dimension which contributes an opposite sign to the metric. Is that just a coincidence?

29 votes
Accepted

Is it possible to statically generate lift with the difference in pressure like wings?

25 votes
Accepted

How can I derive the second law of thermodynamics from Newton's second law of motion?

24 votes

If I push someone, what fundamental force do I create?

23 votes
Accepted

The Journey of an Electromagnetic Wave Exiting a Router

23 votes
Accepted

Is electric field inside a conductor really always zero?

22 votes

Does Cosmic Background radiation transmit heat?

22 votes

Why are there three bright spots in the first picture of Sagittarius A*?

22 votes

Why does high frequency have high energy?

21 votes

How can photons interact with nuclei?

19 votes
Accepted

Could the center of the galaxy explode as a result of a chain reaction of stars going supernova?

18 votes

Is force really considered a push or a pull?

18 votes

What is the cause of the constancy of the speed of light in vacuum?

18 votes

Why does an MRI machine or other EMP generating machine not damage humans, but it will fry computers?

18 votes

Does substituting electrons with muons change the atomic shell configuration?

17 votes
Accepted

Failure of Newton's corpuscular theory and success of photon theory of light

15 votes

How is energy "stored in an electric field"?

15 votes

Why does the focus point of the eye does not burn the retina?

15 votes
Accepted

Wavelength of "complementary colours"?

14 votes

Is the universe really a closed physical system?

14 votes
Accepted

How do non-periodically varying currents produce electromagnetic waves?

14 votes

Fourier vs. Laplace transforms

14 votes
Accepted

Why do contact lens work when they're inside out?

14 votes

Avoiding radar detection using active noise control instead of a stealth fuselage

14 votes

On a magnetar, which force would exert a bigger pull on a 10 kg iron chunk?

13 votes

How do you know mercury changes monotonically with temperature if mercury itself is used to make the thermometer?

13 votes

Are all conservation of momentum scenarios simply particles bouncing on walls?

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