Old dog, new tricks: Study IDs 9,400-year-old mutt

Nearly 10,000 years ago, man's best friend provided protection and companionship - and an occasional meal. That's what researchers are saying after finding a bone fragment from what they are calling the earliest confirmed ...

Prehistoric birds lacked in diversity

Birds come in astounding variety—from hummingbirds to emus—and behave in myriad ways: they soar the skies, swim the waters, and forage the forests. But this wasn't always the case, according to research by scientists ...

Researchers measure puncture performance of viper fangs

A team that studies how biological structures such as cactus spines and mantis shrimp appendages puncture living tissue has turned its attention to viper fangs. Specifically, the scientists wanted to know, what physical characteristics ...

Scientists uncover a photosynthetic puzzle

(Phys.org) -- Quantum physics and plant biology seem like two branches of science that could not be more different, but surprisingly they may in fact be intimately tied.

Astrobiology meets cancer research

(PhysOrg.com) -- In an interplanetary meeting of the minds, astrobiologists and oncologists have worked together to provide new insights into the origins of cancer, which remains a major killer despite the best efforts of ...

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