News tagged with galileo galilei

Testing Einstein's E=mc2 in outer space

(Phys.org)—University of Arizona physicist Andrei Lebed has stirred the physics community with an intriguing idea yet to be tested experimentally: The world's most iconic equation, Albert Einstein's E=mc2, may be cor ...

Jan 04, 2013
4.8 / 5 (27) 81 | with audio podcast

A night with the stars…in a conference room

(PhysOrg.com) -- Ancient astronomers looked up at the dark skies in wonder, as the stars marched by overhead like precision dancers. In the early 17th century, Galileo Galilei brought the world one step closer ...

Jun 01, 2011
5 / 5 (2) 2

Eyes to the skies for the 'Galilean Nights'

Astronomers around the world are gearing up for three days of intense sky-watching in honour of Galileo, whose observations 400 years ago revolutionised our understanding of the cosmos.

Oct 22, 2009
4 / 5 (3) 1

Equivalence principle in space test

Since Galileo Galilei and Newton, the assumption is valid that inert and heavy mass are equivalent. This is, however, questioned by new physical theories such as the String theory. Now, the equivalence principle ...

May 11, 2009
3.9 / 5 (13) 2