Hubble views open cluster BSDL 2757

Bright, blue-white stars of the open cluster BSDL 2757 pierce through the rusty-red tones of gas and dust clouds in this NASA Hubble Space Telescope image.

Ancient bacteria might lurk beneath Mars' surface

In a first-of-its-kind study, a research team, including Northwestern University's Brian Hoffman and Ajay Sharma, found that ancient bacteria could survive close to the surface on Mars much longer than previously assumed. ...

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