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Currently Browsing: Results for Tag "supernovae"

Ancient supernovae may have accelerated evolution on Earth

Ancient supernovae may have accelerated evolution on Earth Now, new evidence shows that those previously discovered supernovae would have had a profound effect on Earth, and potentially on the development of the life it held.The expectation was that such distant explosions wouldn’t have a significant effect on the surface, but modelling revealed a significant uptick in surface radiation exposure.

NASA-funded science rocket discovers mysterious X-ray emissions in space

NASA-funded science rocket discovers mysterious X-ray emissions in space A sounding rocket (also called a research rocket) is a rocket designed to take measurements and perform experiments in sub-orbital flights.On this run, the instrument solved a longstanding question about the origins of the dim X-ray fog blanketing the entire sky.