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Evolution October 21, 2015

Life on Earth may have come from a comet, scientists say

The explosive collisions of icy comets with planets and moons generated the vital building blocks of life, spreading these necessary ingredients throughout the solar system, researchers say.

Evolution October 21, 2015

First love child of human, neanderthal found

The skeletal remains of an individual living in northern Italy 40,000-30,000 years ago are believed to be that of a human/Neanderthal hybrid, according to a paper in PLoS ONE.

Evolution October 21, 2015

Don’t call him 'Adam': South Carolina man’s genes help date first man

DNA from an unnamed African American from South Carolina is so distinctive that it led scientists to a unique conclusion: the roots of the human tree date back much further than previously thought.

Biology October 20, 2015

The real question: who didn't have sex with neanderthals?

The only modern humans whose ancestors did not interbreed with Neanderthals are apparently sub-Saharan Africans, researchers say.

Evolution October 20, 2015

Ancient long-necked 'sea monsters' rowed their way to prey

Predatory reptiles that trawled the oceans during the age of the dinosaurs used a rowing motion to scoop up prey, new track marks uncovered in China reveal.

Evolution October 20, 2015

How much Neanderthal DNA do you have? Lots

Many of the genes that help determine most people's skin and hair are more Neanderthal than not, according to two new studies that look at the DNA fossils hidden in the modern human genome.

Evolution October 20, 2015

Ruby, jade shine light on Earth's history

Scientists want to officially link precious gems to their geologic setting, with a new suite of tectonic gemstones that will help identify the special conditions that create rare gems.

Evolution October 20, 2015

Manatee's missing link found in Africa

A fossil found in 2008 may be the missing link — for manatees, that is.

Evolution October 20, 2015

Man begins 7-year, 21,000-mile trek to follow path of ancient humans

Paul Salopek has a long walk ahead of him.

Evolution October 20, 2015

Jurassic Park? Mammoth fragments from Siberia may be clonable

Scientists have discovered well-preserved frozen woolly mammoth fragments deep in Siberia that may contain living cells, edging a tad closer to the "Jurassic Park" possibility of cloning a prehistoric animal.

Evolution October 20, 2015

Inbreeding common in early humans, deformed skull suggests

Inbreeding may have been a common practice among early human ancestors, fossils show.