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Stories by Christopher Intagliata

Raw Stone Age Meals Got Tenderizing Treatment

Pounding and slicing meat and vegetables would have saved our ancestors millions of tough chews a year—potentially explaining the evolution of smaller jaws and teeth. Christopher Intagliata reports...

March 10, 2016 — Christopher Intagliata

Gators Guard Birds That Nest Nearby

Wading birds in the Everglades prefer to nest near resident gators for protection. And the arrangement appears to be mutually beneficial. Christopher Intagliata reports.

March 4, 2016 — Christopher Intagliata

Space "Treasure Map" Guides E.T. Search

A pair of astrophysicists advise searchers of intelligent life to look in the narrow band of galactic sky from which any alien observers would see Earth transit the sun—a method we use to detect exoplanets...

March 3, 2016 — Christopher Intagliata

Bats Beat Ebola with Hypervigilant Immunity

The immune systems in bats are in a continuous state of activation, which may explain why they can carry viruses like Ebola without harm. Christopher Intagliata reports.

February 29, 2016 — Christopher Intagliata

Gut Microbes Lessen Mice Malarial Malaise

Mice with the right mix of microbes were spared the worst of a malaria infection, possibly via some sort of "booster effect" on the immune system. Christopher Intagliata reports...

February 12, 2016 — Christopher Intagliata

Asphalt Roads Could De-Ice Themselves

Researchers engineered bitumen—the sticky black stuff in asphalt—to release its own salt, to battle the formation of ice. Christopher Intagliata reports

December 31, 2015 — Christopher Intagliata

Small Fish Takes Fast-Evolution Track

Stickleback fish in Alaska evolved from living in seawater to freshwater in just 50 years, with the help of freshwater traits in their genome. Christopher Intagliata reports

December 17, 2015 — Christopher Intagliata

Introducing Scientific American Health & Medicine

Introducing Scientific American Health & Medicine