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Clues to ancient earthquakes in caves
Stalagmites on the floors of caves in southern Indiana contain evidence of past earthquakes, scientists say.
October 3, 2016
A forming solar system with spiral arms
Astronomers are beginning to find spiral structure in forming solar systems, which was earlier predicted by theory.
October 3, 2016
Moon and Venus October 3, 2016
After sunset on October 3, 2016, look for the slender waxing crescent moon to pair up with Venus, the "upside-down" world.
October 3, 2016
Moon, Venus next early October 2016
On October 2 and 3, the moon is near Venus. And Venus is bright! If you catch it low in the twilight, its brightness might surprise you.
October 2, 2016
Spread of early humans: New findings
New studies reveal the diversity of early human populations and help pin down when we left Africa.
October 1, 2016
Goodbye September
Jüri Voit saw this rainbow yesterday, the last day of September, in Estonia.
October 1, 2016
Farewell, Rosetta comet mission
ESA's great Rosetta comet mission has come to an end. Details from its final hour, here.
September 30, 2016
Star party ahead
At a star party, amateur astronomers with telescopes will show you the night sky.
September 30, 2016
Black Moon on September 30?
A Black Moon is the second of two new moons in a single calendar month. Whether you have one depends on your location on the globe.
September 30, 2016
Need details on SpaceX’s Mars mission?
Links, photos and more about Elon Musk's plan to make humans a multiplanetary species.
September 29, 2016
