What is Alabama’s rarest animal? It thrives in darkness below the surface, hidden in an ecosystem most people never see.

From the Navy’s infamous Tic-Tac encounter to thousands of recent reports, believers say some of the strangest UFOs may be ...

Hidden among coral rubble, the stonefish has perfected the art of going unnoticed — and evolved a venomous backup plan for ...

There's no conclusive evidence of alien life or government cover-ups. But the files released Friday by the Pentagon reveal ...

Then there was the one compared to a potato, and also a bean, but with a coat of shimmering, fish-like scales. The 72 files ...

A spectacular fossil fish discovered on a remote cliff in New Zealand nearly 30 years ago has finally revealed its full story ...

The trip had all the makings of a boring car ride—until the couple saw mysterious lights approaching from the sky.

An unexpected haul of nearly 500 fossilized fish in Egypt provides an unprecedented picture of how sea life rebounded from the asteroid that killed the dinosaurs. Illustration of the diversity of 62.2 ...

A predatory invasive fish that can survive out of water and even cross the street has been found in a Long Island pond. State officials want to get rid of them, but some fishers are welcoming the find ...

The New York State Department of Environmental Conservation confirmed that the invasive fish can breathe air and survive for days out of water Getty Images/iStockphoto The invasive Northern Snakehead ...

The Texas Department of Public Safety (DPS) released a shocking video Tuesday showing the moment officers discovered 20 illegal aliens inside the trailer and sleeper cab of a semi-truck in what the ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life.