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Biology, Botany and Zoology

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Article Image, By Adam Piore

Nature spent millions of years perfecting flapping-wing flight. Now engineers can reproduce it with machines.

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Business Insider

Migratory birds flying in a "V" shape flap their wings at precise times to take advantage of the lifting power generated by the bird in front, scientists report in a study published Jan. 15 in the journal Nature.

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Last month, I wrote about an overlooked passage in Rachel Carson’s famous book, Silent Spring. To recap, the excerpt goes like this: “It is not my contention that chemical insecticides must never be used. I do contend that we have put poisonous and