Researchers at the SETI Institute examined nearly 74 million radio detections from the interstellar object 3I/ATLAS and found no evidence of technology from beyond Earth. The study, published in The Astronomical Journal, used the Allen Telescope Array in Northern California to conduct one of the most detailed technosignature searches yet aimed at a visitor from…
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$71 billion for the U.S. Space Force is now part of a wider debate over how America should prepare for conflict in orbit. Researchers at the Mitchell Institute have warned that the United States still lacks a shared framework for deciding when hostile behavior in space becomes the opening phase of armed conflict. The finding…
The NASA/ESA/CSA James Webb Space Telescope has released a new ESA/Webb Picture of the Month showing Messier 77, a nearby barred spiral galaxy with a dazzling center powered by a supermassive black hole. The image reveals the galaxy’s glowing dust, star-forming structures and brilliant core in infrared light. Messier 77, also known as M77 and…
A study in Communications Earth & Environment found that beavers can turn a stream corridor into a persistent carbon sink, after researchers measured how carbon moved through a beaver-shaped wetland in northern Switzerland. Over one year, the site retained about 98 metric tons of carbon, roughly 108 U.S. tons. That was equal to about 26%…
