Sarah Kaplan

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This post was originally published on THE WASHINGTON POST What lurks beyond Pluto? Possibly, planets number nine and 10. ...

This post was originally published on THE WASHINGTON POST Scientists spent several days scaring the big cats with their chatter in an effort to understand how fear of humans shapes their ecosystem. ...

This post was originally published on THE WASHINGTON POST NASA’s Kepler space telescope team has identified 219 new planet candidates. (NASA/JPL-Caltech) Astronomers using the Kepler space...