Hidden craters reveal Earth may once have had a ring—like Saturn
Earth may once have had something similar. In a paper published in Earth & Planetary Science Letters, my colleagues and I ...
Los Angeles Times14d
Letters to the Editor: Sending a million people to Mars could wreck the Earth
His plan hastens the destruction of a livable Earth through accelerated global warming, one of the threats for which, Musk believes, we need a Martian escape hatch. According to Space.com ...
Indiana Gazette1mon
LETTER: All life on Earth needs trees to survive
We have reasons to be concerned and reasons to be hopeful about U.S. forests. For centuries, 57% of the earth’s habitable land was forested. Now, only 31% remains. Trees release moisture into ...