Fossilized whale skulls from Belgium reveal embedded shark teeth. These fossils are direct evidence of ancient interactions. Researchers found signs of sharks biting whales in the Early Pliocene North ...

What would alien life from another planet be like? But we rarely ask the opposite: What would they think of us?

How would people react if an alien civilization actually made contact with us? Space.com talked to experts, who shared a ...

UFOs have intrigued people for decades, with sightings and investigations dating back to the first widely reported one in ...

Hollywood has driven how Americans envision little green men with big eyes and bigger heads. But fiction soon could be ...

Migrant encounter data. DHS remains partially shut down. DHS has new management, same mission. Deaths in ICE custody.