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Keith Knauber's user avatar
Keith Knauber's user avatar
Keith Knauber's user avatar
Keith Knauber
  • Member for 8 years, 2 months
  • Last seen more than 1 year ago
3 votes

Can rockets fly without burning any fuel with the help of gases under extreme pressure only?

2 votes

Where the mechanical energy goes in a rocket flying in a space with no referential?

1 vote

Given that matter cannot escape a black hole, how did the big bang produce the universe we see today?

0 votes

What's the cooling duty necessary to bring air from one temperature down to another?

0 votes

The Enigma of Universal Gravitation Forces

0 votes

Expansion of space or contracting of matter?

0 votes

Can there be a theoretical synchronised ‘now’ moment at all points across the universe?

0 votes

Can dark matter be converted to dark energy?

0 votes

Calculating the energy needed to apply a force to an object

-1 votes

Size of the Universe at end of recombination (~477000 years)?