Scientists have a new way to detect signs of life on Mars through an already-existing instrument called a gas chromatograph-mass spectrometer. Derrick Pitts, the chief astronomer and planetarium director at the Franklin Institute, joins with more ... .
The image has sparked fresh speculation of life on Mars, but scientists said mineral-rich water once seeped into tiny cracks in Martian rocks, depositing solid veins that were later exposed by billions of years of wind erosion.
Fresh vegetables in space could reduce dependency on pre-packaged food, recycle air and water, and offer emotional comfort during long-duration journeys to Mars or beyond.
As the search for life on Mars continues – with the Mars Sample Return program set to return samples of the planet in the early 2030s – one scientist has suggested that we may have already found life on the Red Planet, almost 50 years ago.