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Heads Up: Problem solving pushed bright primates toward bigger brains
A common capacity among primates for solving a broad range of problems, from coordinating social alliances to inventing tools, may have played a central role in the evolution of progressively larger brains.
- Humans
Science Smarts: Talent search honors top student projects in math, science, and engineering
Forty students reaped rewards for their excellence this week when the Intel Science Talent Search handed out the top awards in its 2002 competition for high school seniors.
- Paleontology
Did Mammals Spread from Asia? Carbon blip gives clue to animals’ Eden
A new dating of Chinese fossils buttresses the idea than an Asian Eden gave rise to at least one of the groups of mammal species that appeared in North America some 55 million years ago.
