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Sun unleashes 2 colossal X-flares within 7 hours of each other, knocking out radio signals on Earth

April 27, 2026
The first X-flare peaked at 9:07 p.m. EDT on April 23 (0107 GMT April 24) (Image credit: NOAA GOES-19) The sun has certainly woken up! It has fired off not one but two powerful X2.5 solar flares within just 7 hours. Both eruptions came from a sunspot region on the sun’s western limb, AR4419. The first solar flare peaked at 9:07 p.m. EDT on April 23 (0107 GMT April 24), followed by the second at…
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Making contact with ET? Aliens may already know we're here

April 24, 2026
We may already be signaling other intelligences beyond our solar system, without even trying. Kunyu City, in the Xinjiang Uygur Autonomous Region of northwest China, hosts huge sprinklers that are irrigating over 1,317 acres (533 hectares) of winter wheat fields on the…
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'That's just not a winning strategy': Congress objects (again) to Trump's planned NASA budget cuts

April 24, 2026
President Trump’s big NASA budget cuts appear to be dead on arrival, again. Earlier this month, the White House released its fiscal year (FY) 2027 federal budget request, which slashes NASA’s total budget by 23% and its science funding by 47%. Trump proposed the same basic reductions for FY 2026 but was denied by Congress, which has the power of the purse in Washington. And it looks like…
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Mysterious rings around Uranus point to hidden moons orbiting the ice giant

April 23, 2026
New observations of Uranus’s enigmatic outer rings have shown them to be even more mysterious than astronomers had thought, and their unusual properties hint at some puzzling things going on with the planet’s system of moons. These observations suggest that small, mysterious moons with surprisingly different natures are the source of the particles that make up the two outermost rings, and that…
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NASA's Curiosity rover finds building blocks of life on Mars. Scientists aren't sure how they got there

April 22, 2026
NASA’s Curiosity Mars rover has found a diverse mix of organic molecules on Mars, including chemicals widely considered building blocks for the origin of life on Earth. The finding marks the first time a new kind of chemical experiment has been performed on another planet. Curiosity rover has been dutifully probing Mars’ Gale crater and Mount Sharp since the robot plopped down on the Red…
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