Anesthetizing fish may affect research outcomes

Fish use colorful patterns to signal to each other, including advertising for mates and warding off rivals. Studying these colors, especially in small and squirmy species, sometimes entails anesthetizing and photographing ...

A dusty lab in the sky

Joe Nuth loves dust. Among astronomers, that puts him in a minority.

September 2019 equal hottest on record: monitor

Last month was the equal hottest September in history, the European Union's satellite monitoring service said Friday, the fourth month in a row with near- or record-breaking temperatures.

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