A 225-million-year-old fossil discovered in Africa is rewriting the story of how dinosaurs first emerged. The fossilized leg bone, belonging to a little-known group of reptiles called silesaurs, challenges long-standing beliefs about the size and evolution of the earliest dinosaurs and their closest relatives. A Forgotten Fossil Resurfaces The fossil was first unearthed in 1963 in what is now Zambia …
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In a fascinating study published in Current Biology, researchers have turned our understanding of arachnid evolution on its head. For years, scientists assumed that spiders, scorpions, and their kin evolved from land-dwelling ancestors. However, a fresh analysis of a 500-million-year-old fossil suggests that these creatures might have actually come from the oceans. Meet Mollisonia Symmetrica The star of this groundbreaking …
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The NSF–DOE Vera C. Rubin Observatory has released its first images, demonstrating its capabilities just two months after beginning trial operations. Built in Chile over nearly three decades at a cost of more than one billion dollars, the American observatory’s debut images showcase its exceptional imaging power. The telescope features an exceptionally wide field of view — 3.5 degrees by …
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Time Just Changed Forever: World’s Most Precise Atomic Clock Redefines the Second With Mind-Blowing Accuracy Never Seen Before Rude Baguette NIST Ion Clock Sets New Record for Most Accurate Clock in the World National Institute of Standards and Technology (.gov) “These Clocks Just Changed Time Forever”: Global Team Unites Ten Ultra-Precise Devices Across Six Countries to Radically Redefine the Second Sustainability Times World’s …
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