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MathMath on Fire
A supercomputer model fed by real-time data is beginning to make sense of the seemingly unpredictable movement of wildfires.
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PaleontologyMeet the old wolves, same as the new wolves
The dire wolf, an extinct species preserved in abundance at the La Brea tar pits, seems to have had a social structure similar to that of its modern-day relatives.
By Sid Perkins -
PaleontologyDinosaurs matured sexually while still growing
Distinctive bone tissue in fossils of several dinosaur species suggests that the ancient reptiles became sexually mature long before they gained adult size.
By Sid Perkins -
PaleontologyDeinonychus’ claws were hookers, not rippers
The meat-eating dinosaur Deinonychus probably used the large, sicklelike claw on its foot to grip and climb large prey, not disembowel it.