Greenland's viking settlers, the Norse, disappeared suddenly and mysteriously from Greenland about 500 years ago. Natural disasters, climate change and the inability to adapt have all been proposed as theories to explain ...
Archaeology
Nov 19, 2012
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0
How much atmosphere is too much for life? As scientists discover more super-Earths and mini-Neptunes, the question becomes more relevant.
Astronomy
Apr 2, 2015
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110
Principal Investigator George Ricker likes to call it the "Goldilocks orbit"—it's not too close to Earth and her Moon, and it's not too far. In fact, it's just right.
Space Exploration
Jul 31, 2013
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0
A mating strategy among redback spiders where males seek out immature females appears to benefit both sexes, a new University of Toronto study has found.
Plants & Animals
Dec 13, 2017
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224
In 2011, the Catholic bishops of England and Wales called on congregations to return to foregoing meat on Fridays. Only around a quarter of Catholics changed their dietary habits—yet this has still saved over 55,000 tons ...
Environment
Oct 31, 2022
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110
Since the beginning of the Space Age, humans have relied on chemical rockets to get into space. While this method is certainly effective, it is also very expensive and requires a considerable amount of resources. As we look ...
Astronomy
Apr 20, 2018
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37
sing the Dutch-led Low Frequency Array (LOFAR) radio telescope, astronomers have discovered unusual radio waves coming from the nearby red dwarf star GJ1151. The radio waves bear the tell-tale signature of aurorae caused ...
Astronomy
Feb 18, 2020
0
544
At the center of our galaxy resides the galactic bulge, a densely packed region of stars, dust and gas. Within this massive structure, which spans thousands of light-years, there are an estimated 10 billion stars, most of ...
Astronomy
Jun 9, 2020
0
55
In the search for life-sustaining planets we must first choose the right host star.
Astronomy
Dec 2, 2014
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0
In a new study published today in the Astrophysical Journal, researchers from New York University Abu Dhabi and NASA's Jet Propulsion Laboratory (JPL) in Pasadena, CA, share new findings about how the presence of "giant" ...
Astronomy
Apr 4, 2018
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104
