SpaceX delays 1st astronaut launch for NASA due to bad weather
Space and Ufo
How close can you get to a black hole?
Ancient ‘ring of fire’ galaxy found glaring at Earth across space and time
Meteor that blasted millions of trees in Siberia only ‘grazed’ Earth, new research says
An astronomer calculated that Earth’s intelligent life is probably ‘rare.’ Here’s what that means
General Relativity passes the Ratio’s Test
What the Heck Happened to This Yo-Yo Champ’s Index Finger?
New Marsquake study could shatter theories on how Mars was born
Ready, SETI, go: Is there a race to contact E.T.?
Strange ice formations may have tricked physicists into seeing mysterious particles that weren’t there
Colonizing Mars may require humanity to tweak its DNA
How heavy is the universe? Conflicting answers hint at new physics.
