A former NASA scientist explains how we know whether Blue Origin New Shepard made it to space, and how its altitude compares ...

I do not know President Bola Ahmed Tinubu personally. I have never met him. I seek no favor from him. I write not as a benef ...

When T CrB does explode, it will look like a very bright star in the night sky in the Corona Borealis constellation. People ...

A pair of white dwarfs, located just 150 light-years from Earth, appears doomed to die in a type 1a supernova that will shine ...