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Mount Hekla is Iceland’s 3rd most active volcano. A large eruption in 1104 earned it the moniker Gateway to Hell. Is Mount Hekla overdue for another eruption?
The Hindu festival of Diwali was October 30, 2016. It’s a festival of light! But can you see the light of Diwali from space?
Lunar months vary in part because the moon’s orbit around Earth isn’t a perfect circle. Longest (and shortest) lunar months in 2016, here.
Satellite data and ocean sensors show a definite slowdown since 2004 in ocean currents that warm eastern North America and western Europe.
Do you want a blanket? Norwegian researchers recently described how they trained horses to use symbols to answer that question.
Sputnik’s unassuming beep ushered in the Space Age. Hear it here.
Stalagmites on the floors of caves in southern Indiana contain evidence of past earthquakes, scientists say.
Lamnid sharks and tuna have similar physical traits that make them top ocean predators. But, a new study says, they took very different evolutionary paths.
Mass and energy are interchangeable.
No one knew whether Mount Chamberlin or Mount Isto was taller. Now an aerial study – and a ski mountaineer – declare a winner.
Moon, Jupiter, Spica January 18-20 before dawn
Moon, Jupiter, Jupiter’s moons