标签: 辐射

苔藓上的水熊虫

2023年5月21日 Tardigrade in Moss Image Credit & Copyright: Nicole Ottawa & Oliver Meckes / Eye of Science / Science Source Images Explanation: Is this an alien? Probably not, but of all the animals on Earth, the tardigrade might be the best candidate. That’s because tardigrades are known to be able to go for decades without food or water, to sur...

南半球的双子座流星雨

2021年12月16日 Geminids of the South Image Credit & Copyright: Fefo Bouvier Explanation: Fireflies flash along a moonlit countryside in this scene taken on the night of December 13/14 from southern Uruguay, planet Earth. On that night meteors fell in the partly cloudy skies above during the annual Geminid meteor shower. Frames recorded over a period of 1.5...

双子流星

2020年12月17日 Gemini’s Meteors Image Credit & Copyright: Stefano Pellegrini Explanation: Taken over the course of an hour shortly after local midnight on December 13, 35 exposures were used to create this postcard from Earth. The composited night scene spans dark skies above the snowy Italian Dolomites during our fair planet’s annual Geminid m...