Essen's research on diatomaceous earth highlights its potential as a cost-effective and renewable resource for water ...

can be seen using binoculars from the Northern Hemisphere. (Artwork shows an asteroid and Earth). A near-Earth asteroid with about the same diameter as The National Mall in Washington D.C. had a ...

Artist’s conception of the K2-360 system, showing the ultra-dense super-Earth K2-360 b (red) in its extremely close orbit around its Sun-like star, with the more distant companion K2-360 c (blue) in ...