Law passed by Congress mandates the federal arrest of illegal immigrants accused of theft, burglary, assaulting a law enforcement officer, and any crime that causes death or serious bodily injury.

Spielberg's 'Jurassic Park' remains a beloved classic, but did you know that James Cameron almost directed a much scarier ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

One that caught attention from many was a type of sea mollusk that washed ashore on South Padre Island in late May.

New discoveries and fresh looks at familiar worlds show how far exoplanet science has come — and how much remains unknown.