NASA discovers clean-water ice just below Mars' surface

The thick sheets of ice at these eight sites could provide the reservoir of water necessary for human expeditions to Mars. 

The ice layer found in one of eight sites on Mars. Credit: NASA/JPL/UNIVERSITY OF ARIZONA/USGS

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Why Pickle Brine On Icy Roads Could Be Smarter Than Salt

Rock salt is great at keeping roads free of ice, but using it over the long term poses serious dangers.

Riding the Pickle Expressway safely home.

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Hey Bill Nye! What Will Happen to Earth as the Moon Drifts Away from It?

Farewell Moon, we barely knew you. Bill Nye knows the Moon is moving away from Earth 1.48 inches per year. Will it keep drifting further away, and what happens to Earth when it does?

No matter what happens to you in life, there’s one constant you can always depend on: that when night falls, the Moon will be there in the sky. Dun-dun-dun: or can you? Chris and Brendan have submitted a question to Bill Nye after discovering that the Moon is moving away from Earth 1.48 inches per year. Will it keep drifting further away, and what happens to Earth when it does?

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