Image: Sentinel-1A captures Azore islands

This Sentinel-1A radar image was processed to depict water in blue and land in earthen colours. It features some of the Azore islands about 1600 km west of Lisbon, including the turtle-shaped Faial, the dagger-like Sao Jorge ...

dateOct 09, 2015 in Earth Sciences
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What are white holes?

Black holes are created when stars die catastrophically in a supernova. So what in the universe is a white hole?

dateOct 09, 2015 in Astronomy
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