Dry ice lake suggests Mars once had a 'Dust Bowl' (Update)

(PhysOrg.com) -- NASA's Mars Reconnaissance Orbiter has discovered the total amount of atmosphere on Mars changes dramatically as the tilt of the planet's axis varies. This process can affect the stability of liquid water, ...

'Blue blob' near Iceland could slow glacial melting

A region of cooling water in the North Atlantic Ocean near Iceland, nicknamed the "Blue blob," has likely slowed the melting of the island's glaciers since 2011 and may continue to stymie ice loss until about 2050, according ...

Getting ice, frost off planes problematic

The buildup of ice on surfaces can cause problems in many situations: On airplane wings or on their engine turbine blades, ice can both add weight and interfere with a wing’s lift, which can make it impossible to take ...

On icy moon Enceladus, expansion cracks let inner ocean boil out

In 2006, the Cassini spacecraft recorded geyser curtains shooting forth from "tiger stripe" fissures near the south pole of Saturn's moon Enceladus—sometimes as much as 200 kilograms of water per second. A new study suggests ...

Europa clipper could help discover if Jupiter's moon is habitable

Since 1979, when the Voyager probes flew past Jupiter and its system of moons, scientists have speculated about the possibility of life within Europa. Based on planetary modeling, Europa is believed to be differentiated between ...

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