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Mapping the family tree of stars

Astronomers are borrowing principles applied in biology and archaeology to build a family tree of the stars in the galaxy. By studying chemical signatures found in the stars, they are piecing together these evolutionary trees ...

dateFeb 20, 2017 in Astronomy
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Your dog can remember more than you think

Any dog owner will tell you how smart they think their dog is. What we usually think of as smartness in dogs is measured or observed in their external behaviour. Being able to respond to commands, for example, or remember ...

dateFeb 16, 2017 in Plants & Animals
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