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Early Humans: Researchers Reveal 'Fourth Strand' Of European Hunter-Gatherer Ancestry
The ancestry of modern Europeans' genetic make up has become somewhat clearer with the discovery of a previously unknown "fourth strand" of ancient hunter-gatherer ancestry.
Latest Research Articles
Ebola-Free: Sierra Leone Declared Free of That Disease
'Chocolate Trees' Are Older and More Genetically Diverse Than Previously Thought
Bumblebees: Males Locate Nectar-Filled Flowers Just Like Females, Researchers Say
NASA and Saturn: New Ice Cloud on Titan
Tricky Turtle Surgery: Veterinarians Safely Remove Fishing Hook From Oblong Turtle's Stomach
Habitat Boost: Warmer Temperatures Invite Moose and Snowshoe Hares To Alaska's North Slope
Ancient Alga Evolved to Live on Land Before It Left the Ocean [WATCH]
Pop Singer Funding Hawaiian National-Park Trips [WATCH]
Wild Birds Choose Love, Not Food
Mass Extinction: Small Fish Dominate Oceans Following Devastating Event, Researchers Say
Arnold Schwarzenegger Joins Anti-Poaching Campaign To Terminate Illegal Ivory Trade [VIDEO]
'Blood Rain' Mystery Solved: Traveling Microalgae Turned Local Waters Red