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rnrneverdies's user avatar
rnrneverdies's user avatar
rnrneverdies's user avatar
rnrneverdies
  • Member for 9 years, 11 months
  • Last seen more than a month ago
32 votes
3 answers
14k views

Emptying a bottle faster by swirl

8 votes
2 answers
6k views

How many hours will there be in a day 5,000,000,000 years from now?

8 votes
3 answers
2k views

Why doesn't a star's core cool down when it expands as a red giant?

5 votes
2 answers
1k views

Why is a white cloud formed in the hot water from the pot when salt is added?

4 votes
2 answers
1k views

Is there an alternative to dark matter?

3 votes
1 answer
552 views

Could use Coriolis force to build a compass?

3 votes
3 answers
368 views

Is it possible build a telescope on a field of mirrors?

2 votes
0 answers
33 views

In theory, Is it possible irradiate a blob of matter -for instance- with microwaves in order to that matter emit more energy than has received?

2 votes
1 answer
62 views

What will I see if launch a thing into a black hole? [duplicate]

0 votes
1 answer
75 views

Will this achieve linear movement of a closed container?