/r/askscience
Mark as read: Add to a list
Mark as read: Add to a list
Mark as read: Add to a list
Is orbital energy lost through gravitational waves in all orbits, or only elliptical ortbits? Would a perfectly circular orbit create gravitational waves?
Mark as read: Add to a list
If we were to discover life on other planets, wouldn't time be moving at a completely different pace for them due to relativity?
Mark as read: Add to a list
If atoms are 99% 'empty space', how big would the universe be if we compressed every atom down to it's most space efficient arrangement, essentially leaving no space between particles?
Mark as read: Add to a list
Mark as read: Add to a list
Mark as read: Add to a list
Mark as read: Add to a list
Mark as read: Add to a list
