Fossils
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FossilsDinos may have had the sniffles 150 million years ago
A respiratory infection that spread to air sacs in the vertebrae of a sauropod dinosaur likely led to the dino's now-fossilized bone lesions.
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ArchaeologyOur species may have reached Europe while Neandertals were there
Archaeological finds from an ancient French rock-shelter show periodic settlements by both populations, just not at the same time.
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Fossils‘Penis worms’ could have been the original hermits
These soft-bodied critters lived in abandoned shells about 500 million years ago, a new study suggests.
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FossilsFossils point to earliest dinosaurs that lived in herds
A fossilized family gathering of long-necked Mussaurus from 193 million years ago is the earliest evidence yet of herd behavior in dinos.
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EarthExplainer: The age of dinosaurs
Take a trip back to the Mesozoic Era to explore how geologic events, ecosystems and evolution were connected during the so-called age of dinosaurs.
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FossilsBaby pterosaurs may have been able to fly right after hatching
A bone crucial for lift-off was stronger in hatchling pterosaurs than in adults. The baby reptiles also had shorter, broader wings than grown-ups.
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ArchaeologySkeletons point to world’s oldest known shark attacks
The newfound remains came from people who had lived thousands of years ago in Peru and Japan, half a world apart.
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EarthNew beetle species found in fossil poop of this dino relative
Whole beetles preserved in fossilized reptilian poop suggest that ancient droppings may deserve a closer look.
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FossilsDinosaur families appear to have lived in the Arctic year-round
Fossils of baby dinosaurs in northern Alaska challenge the idea that northern dinosaurs only spent their summers in the high Arctic.
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FossilsAncient creature revealed as lizard, not a teeny dinosaur
CT scans of 99-million-year-old fossils of hummingbird-sized specimens trapped in amber reveal a number of lizardlike features.
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ArchaeologyFossils unearthed in Israel reveal possible new human ancestor
They come from a previously unknown Stone Age group that may represent a complex mashup of early members of our genus Homo.
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FossilsSudden shark die-off 19 million years ago eliminated most species
New fossil evidence shows 90 percent of sharks died in the mysterious event.