World

Coronavirus: Putin memes flood social media

Copyright Sechenov Medical University Press Office Image by image Volunteers are taking part in fax tests all over the world, including in Russia The announcement that Russia is pushing ahead with its locally developed vaccine for Covid-19 has not only raised international concerns about its security, but also added a …

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The fastest star ever seen is moving at 8% the speed of light

Approximately the distance of SgrA * stars at close range. Credit: Florian Peißker, et al In the center of our galaxy, hundreds of stars orbit a supermassive black hole. Most of these stars have orbits large enough that their motion is described by Newtonian gravity and Kepler’s laws of motion. …

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