User JDługosz

51 votes

4 answers

4k views

Will a propeller work in a superfluid?

asked Feb 10, 2017 at 9:54

36 votes

2 answers

6k views

How well can a laser be focused over interstellar range?

asked Sep 13, 2016 at 4:12

14 votes

3 answers

958 views

Has the Landauer Limit really been overturned? What was wrong with the original analysis?

asked Sep 3, 2016 at 10:09

12 votes

3 answers

3k views

How can IR cameras see things colder than the camera?

asked Jul 25, 2016 at 2:04

7 votes

3 answers

2k views

Why does black-body radiation work for everything?

asked Jan 24, 2016 at 10:53

6 votes

2 answers

2k views

Why are flight feathers asymmetric?

asked Nov 21, 2014 at 9:57

6 votes

0 answers

73 views

What are the fundamental limits of very tiny radios?

asked Jul 16, 2015 at 0:32

6 votes

2 answers

470 views

How bad would it break physics if dark matter was not “particles”?

asked Dec 14, 2016 at 11:17

5 votes

1 answer

995 views

Maximum speed of a toroidal vortex?

asked Jun 11, 2017 at 10:00

4 votes

1 answer

184 views

What are the latest findings on the topology and size of the universe?

asked Jan 4, 2015 at 12:12

4 votes

2 answers

2k views

How does a supersonic flight speedometer work? [closed]

asked Jan 20, 2015 at 9:55

4 votes

1 answer

15k views

Gyroscope in an airplane following the curve of the Earth

asked Oct 17, 2016 at 4:58

3 votes

3 answers

620 views

GR time dilation cares only about local curvature, right?

asked Aug 6, 2015 at 23:03

3 votes

1 answer

1k views

What are the tidal effects of Io on Jupiter?

asked Apr 17, 2015 at 21:52

3 votes

2 answers

105 views

If Earth spun the other way, would the Moon be pulled closer by tides?

asked May 24, 2017 at 20:23

2 votes

1 answer

92 views

Bose-Einstein Condensate and nuclear states

asked May 29, 2017 at 4:58

2 votes

1 answer

1k views

How can I estimate the cooking time of a roast?

asked Jan 1, 2015 at 4:56

2 votes

1 answer

294 views

Measuring gravity using (only) pendulums and rulers

asked Aug 1, 2016 at 20:03

2 votes

1 answer

949 views

Are carbon nanotubes superconductive?

asked Aug 10, 2016 at 14:46

1 vote

1 answer

93 views

Why can’t gravitons “do stuff”?

asked Dec 5, 2016 at 0:49

1 vote

3 answers

1k views

Non-reciprocal time dilation

asked Jan 4, 2015 at 6:21

1 vote

2 answers

420 views

Bound electrons don't move, right?

asked Nov 17, 2014 at 3:24

1 vote

2 answers

406 views

Has dark matter been ruled out? (March 2018 news)

asked Mar 20, 2018 at 11:52

0 votes

1 answer

45 views

Orbit with extra center-directed force?

asked Jun 1, 2017 at 0:13

0 votes

0 answers

92 views

Can tides be raised on a black hole?

asked Mar 15, 2017 at 6:57

0 votes

1 answer

72 views

Resistor color code extrapolation [closed]

asked Jan 26, 2015 at 20:09

0 votes

0 answers

45 views

Would a time-revering (or phase conjugate) mirror make a good light sail?

asked Aug 17, 2016 at 4:08

Stack Exchange Network

27 Questions

Will a propeller work in a superfluid?

How well can a laser be focused over interstellar range?

Has the Landauer Limit really been overturned? What was wrong with the original analysis?

How can IR cameras see things colder than the camera?

Why does black-body radiation work for everything?

Why are flight feathers asymmetric?

What are the fundamental limits of very tiny radios?

How bad would it break physics if dark matter was not “particles”?

Maximum speed of a toroidal vortex?

What are the latest findings on the topology and size of the universe?

How does a supersonic flight speedometer work? [closed]

Gyroscope in an airplane following the curve of the Earth

GR time dilation cares only about local curvature, right?

What are the tidal effects of Io on Jupiter?

If Earth spun the other way, would the Moon be pulled closer by tides?

Bose-Einstein Condensate and nuclear states

How can I estimate the cooking time of a roast?

Measuring gravity using (only) pendulums and rulers

Are carbon nanotubes superconductive?

Why can’t gravitons “do stuff”?

Non-reciprocal time dilation

Bound electrons don't move, right?

Has dark matter been ruled out? (March 2018 news)

Orbit with extra center-directed force?

Can tides be raised on a black hole?

Resistor color code extrapolation [closed]

Would a time-revering (or phase conjugate) mirror make a good light sail?