For roughly 2 billion years of Earth's early history, the atmosphere contained no oxygen, the essential ingredient required ...

Oxygen began entering Earth's oceans around 2.32 billion years ago, and shallow seas followed within a few million years.

Some deadly mushrooms are easy to mistake for their tasty counterparts, resulting in several serious illnesses and one death ...

If you were rocking big hair and leather jackets in the 1980s, you definitely still remember these three one-hit wonders from ...

This December's dazzling display comes from a strange asteroid with comet-like behavior—and a tail of debris that astronomers ...

Archaeologists say they have found the oldest known instance of fire setting, a key moment in human evolution.

Because my 5-year-old has taste, opinions, and zero chill—and some of these still impressed him. View Entire Post › ...

Long before genetic testing and genome browsers, a small child was laid to rest in a shallow grave on the slopes of Mount Carmel, in what is now Israel. Today that youngster, known as Skhūl, is at the ...