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Saturday, December 28, 2019

Is Betelgeuse, One of the Sky's Brightest Stars, on Brink of a Supernova?

Since the start of December, the star Betelgeuse - the gleaming right shoulder of the constellation Orion - has been rapidly growing dim.

from NDTV Gadgets - Latest https://ift.tt/2SuAh5P

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NASA Study Reveals Correlation Between Earth’s Magnetic Field and Atmospheric Oxygen

According to NASA, changes in Earth’s magnetic field 540 million years ago corresponded with atmospheric oxygen shifts. This finding suggest...