19/11/2019

NASA scientists confirm water vapor on Europa

Forty years ago, a Voyager spacecraft snapped the first closeup images of Europa, one of Jupiter's 79 moons. These revealed brownish cracks slicing the moon's icy surface, which give Europa the look of a veiny eyeball. Missions ...

Health threat from blue-green blooms extends beyond single toxin

As blue-green algae proliferates around the world, a University of Saskatchewan (USask) researcher cautions that current municipal drinking water monitoring that focuses on a single toxin associated with the cyanobacteria ...

Economizing on iridium

Iridium is an ideal catalyst for the electrolytic production of hydrogen from water—but it is extremely expensive. But now a new kind of electrode made of highly porous material does an excellent job with just a hint of ...

How large can a planet be?

Jupiter is the largest planet in the solar system. In terms of mass, Jupiter dwarfs the other planets. If you were to gather all the other planets together into a single mass, Jupiter would still be 2.5 times more massive. ...

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