Researchers identify remains from ancient shark nursery
Huge volcanic eruptions triggered the biggest mass extinction 252 million years ago.
DNA shows that early hominins mixed it up with their neighbors, but many Neandertal individuals still were inbred
Recent results from the Curiosity Mars rover have helped scientists formulate a plan for the next phase of its mission: looking for possible "molecular fossils" left by ancient martian microbes.
Microbial DNA preserved in ancient dental calculus carries a record of the bacteria that lived in people who died thousands of years ago.
Scientists uncover a tortured history of disease and death from the Middle Ages onward.
Scientists find first evidence of fleshy comb on duck-billed dinos
Talk with experts about what a dig through a thousand-year cemetery is revealing about the past and future of human disease
Traces of DNA from the Denisovans, a shadowy species thought to have lived in Asia, turn up in a surprising place: in a proto-Neandertal from Spain.
Find sheds light on relationship between elusive "Denisovans" and Neandertals
Scientists create 3D replicas of fossils still entombed in rock
Specimens with potential scientific value fail to sell, as paleontologists continue to fret about their fate
By comparing the mitochondrial genomes of 18 ancient canids with modern dogs, wolves, and coyotes, researchers conclude that dogs were domesticated first in Europe from a lineage of gray wolves that no longer exists.
Possible sister species of snow leopard roamed Himalayas 6 million years ago
Sea-floor mats of microbes left their calling cards at the far end of deep time
Clues to whether snakes first evolved underground or underwater come from the anatomy of their inner ears.
Horses and other animals have shrunk during past periods of global warming
Ancient species twice as long as today's odd creature
The most complete early Homo skull ever found, from Dmanisi, Georgia, gives our genus a new look.
Amazingly complete ancient skull is changing researchers’ views of human origins
Hard parts of ancient eel-like creatures weren’t teeth after all
Odd ancient creatures with claws on their heads are kin to spiders
New fossils reveal origins of rolling behavior
Well-studied skeleton cast in new light thanks to fleshed-out fossil record
These diverse fish may have crossed oceans to spread to new sites
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