Microbial life on Mars: Could saltwater make it possible?

(PhysOrg.com) -- How common are droplets of saltwater on Mars? Could microbial life survive and reproduce in them? A new million-dollar NASA project led by the University of Michigan aims to answer those questions.

How the shrew brain adapts to winter

Seasonal, energy-conserving neural adaptions could allow shrews to reduce their metabolic demands during winter, a study finds. Animals adapt to changing environmental conditions such as seasonal cycles to enhance their chances ...

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