Bag-like sea creature was humans' oldest known ancestor

Researchers have identified traces of what they believe is the earliest known prehistoric ancestor of humans—a microscopic, bag-like sea creature, which lived about 540 million years ago.

80-million-year-old dinosaur collagen confirmed

Utilizing the most rigorous testing methods to date, researchers from North Carolina State University have isolated additional collagen peptides from an 80-million-year-old Brachylophosaurus. The work lends further support ...

Humans, not climate change, wiped out Australian megafauna

New evidence involving the ancient poop of some of the huge and astonishing creatures that once roamed Australia indicates the primary cause of their extinction around 45,000 years ago was likely a result of humans, not climate ...

280 million-year-old fossil reveals origins of chimaeroid fishes

High-definition CT scans of the fossilized skull of a 280 million-year-old fish reveal the origin of chimaeras, a group of cartilaginous fish related to sharks. Analysis of the brain case of Dwykaselachus oosthuizeni, a shark-like ...

Amelia Earhart might have died as a castaway

American aviator Amelia Earhart became famous in the 1930s for her flying adventures—at one point, she became the first woman to fly solo across the Atlantic Ocean. But it was her sudden disappearance in July 1939 that ...

Humans settled earlier in Australia's remote outback

Humans started to settle inland Australia 10,000 years earlier than previously believed, scientists said Thursday, after discovering thousands of artefacts and bones in a rock shelter in the remote outback.

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