A chemical analysis of a medieval man's remains from the Scottish Highlands reveals he wasn't a local.
Photos from the solar eclipse on Dec. 4, 2021 as seen from Antarctica.
The Fermi Paradox describes the contradiction that despite an abundance of planets in our galaxy, we have yet to detect alien life. Are we actually alone in the universe?
A tiny galaxy orbiting at the outskirts of the Milky Way appears to have a giant black hole at its center, comparable to that of the much larger Milky Way itself, and scientists don't know why.