15 August 2020
CASSANDRA GARRISON
Reuters
Greenland’s ice sheet may have shrunk past the point of return, with the ice likely to melt away no matter how quickly the world reduces climate-warming emissions, new research suggests. 
Scientists studied data on 234 glaciers across the Arctic territory spanning 34 years through 2018 and found that annual snowfall was no longer enough to replenish glaciers of the snow and ice being lost to summertime melting.
A fishing vessel sails in the ice fjo…

Click here to view the original article.

A woolly brown rhinoceros that weighed two tons once roamed northeastern Siberia before mysteriously disappearing around 14,000 years ago.
Was its demise caused by humans, or the warming climate of the time?
A new study by a Swedish and Russian team of scientists who examined DNA fragments from the remains of 14 of these prehistoric mammals lets our species off the hook.
They say the population of the animal — also known by its scientific name Coelodonta antiquitatis — remained stable for m…

Click here to view the original article.

Betelgeuse will go supernova and explode… eventually.
ESO
In the Before Times, when the coronavirus was only just beginning its grim march across the globe, our troubles were much farther away. About 640 light-years farther away, in fact. Astronomers observing Betelgeuse, a red supergiant star, had been puzzled by its mysterious dimming. Some believed the event, which lasted from November 2019 to February 2020, was a portent of doom signaling the star’s upcoming explosion. But then the dimmi…

Click here to view the original article.