As Trump orders UFO data released, a question hangs: If aliens exist, what would they think of us?

If I were looking at Earth from a distance, I would be pretty disappointed,” theoretical physicist Avi Loeb says. “Most of ...

Astronomers find the strongest evidence yet for the universe's first stars

For decades, astronomers were only able to study the universe's very first stars using theoretical models. Now, observations from the James Webb Space Telescope (JWST) have revealed what may be the ...