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An analysis of DNA recovered from fossils thousands of years old hints at enormous migrations that shaped the continent.

The spacecraft will make a flyby of Earth on Friday, using the planet’s gravity to steer it toward Bennu, an asteroid it will visit next year.

Researchers analyzed all existing public data of sea turtle nesting sites around the world and found a tale of “cautionary optimism.”

Concerned about the health impacts of textile chemicals, traditional artisans are producing vivid colors from crushed insects and forest plants.

Flying at 76,000 miles per hour into Saturn’s atmosphere, Cassini will be vaporized in minutes. This is exactly as NASA planned it.

As many as one in three parasite species may go extinct in the next century, a new study finds, which is not cause for celebration.

Launched in 1997, the Cassini-Huygens mission has reshaped scientific understanding of the solar system’s most exotic planet and its mysterious moons.

The neuroscientist scans the brains of dogs for glimpses at their inner lives. One conclusion: Fido does love you.

In almost every mammal species, an infant’s cry has a primal impact on nearby adults. Scientists are beginning to figure out why.

Scientists dropped heated panels into the seas off the Antarctic coast. Some microscopic species thrived; others suffered.