By cutting into a tiny throat bone, Princeton's Chris Griffin showed that it belonged to an adult of a smaller tyrannosauroid ...
Possible factors in the extinction of many large animals include include hunting and climate stability since the last ice age ...
Green Matters on MSN
Jellyfish and sea anemones may be brainless — but they're more similar to us than we thought
Experts found that these sea creatures sleep for at least 8 hours a day, a duration often considered ideal for human sleep.
Smithsonian Magazine on MSN
Sharklike fish with weird, buzz-saw jaws sliced through the seas, then vanished. Now, paleontologists are unraveling their secrets
The fossil whorls were a mystery. In 1899, geologist Alexander Karpinsky described an odd spiral of teeth, the first known fossil of its kind, uncovered from the ancient rocks of Krasnoufimsk, Russia.
A 26-ft (8-m) deep excavation in Indonesia has revealed that humans and a hominin species that pre-dates humans used the same ...
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