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Sounding rocket solves one cosmic mystery, reveals another

In the last century, humans realized that space is filled with types of light we can't see – from infrared signals released by hot stars and galaxies, to the cosmic microwave background that comes from every corner of the ...

Scent guides hawk moths to the best-fitting flowers

That the morphology of many pollinators corresponds strikingly to the shape of the flowers they pollinate was observed more than 150 years ago by Charles Darwin. He described this perfect mutual adaptation of flowers and ...

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