Rex Kerr's user avatar
Rex Kerr's user avatar
Rex Kerr's user avatar
Rex Kerr
  • Member for 13 years
  • Last seen more than 1 year ago
54 votes

Cooling a cup of coffee with help of a spoon

48 votes

What are the mechanics by which Time Dilation and Length Contraction occur?

24 votes

Does juggling balls reduce the total weight of the juggler and balls?

18 votes
Accepted

Is Melancholia's orbit impossible?

13 votes

Why is there a size limitation on animals?

8 votes
Accepted

Is Uranium renewable, or will this science fiction scenario become reality?

5 votes

On a frictionless table, what is the angle at which a cue ball should hit another ball for it to go in?

5 votes

Why doesn't visible light generate sparks in aluminum foil when microwaves do?

5 votes

Could Legolas actually see that far?

4 votes
Accepted

Does the speed of sand flow in a hourglass depend on a height of a sand column above the hourglass neck?

4 votes

Would this pump water up? and if so, how far?

3 votes

Ultrafast Lasers

3 votes

Why doesn't my house get misty?

3 votes
Accepted

Could a people do all sort of gymnastics movement in vacuum space?

3 votes

How are we able to view an object in a room with bulb..?

3 votes
Accepted

How to set up a very simple experiment in optics?

3 votes
Accepted

Does white phosphorous burn in ammonia?

2 votes
Accepted

Making pink noise (1/f) using list of frequencies

1 vote

What's the best strategy to fully fill the fridge with beer bottles and have them all cooled?

0 votes

Falling chain with friction