These turn-of-the-century photos of Ellis Island immigrants capture the diverse cultures and people that came to the United States in the search of something more.

British scientists use brain scans to officially prove for the first time ever that drugs like LSD and magic mushrooms truly do open the mind.

Officials now grapple with the multimillion-dollar question of what exactly to do with all of these corpses.

This parasite lives and grows inside the unsuspecting fish's eyeball before forcing the fish to get itself eaten by a bird.

This killer whale had one of the highest concentrations of toxic pollutants that scientists have ever recorded.

DNA research could finally identify the victims of the lost Franklin Expedition of 1848.

Rediscover the tragedy and heroism of D-Day, the Holocaust, and more with this arresting look at World War 2 in color.

Since its discovery, scientists have been puzzled by the red liquid seeping from Antarctica's Blood Falls. A new study provides an explanation.

Bones unearthed in California suggest that humans lived there 130,000 years ago.

From Ziggy Stardust to the Thin White Duke, look back on music's biggest chameleon in these photos.

A group of boars killed three ISIS militants who were setting up an ambush against local tribesmen in northern Iraq on Sunday.