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NASA’s Nancy Grace Roman Telescope just activated its revolutionary Wide Field Instrument, marking a cosmic milestone that could reshape our understanding of the universe. After a chilly 10-day cooldown to minus 225°F, the telescope’s infrared gear came online, ready to hunt dark matter, dark energy, and thousands of new exoplanets. With images as detailed as a full moon and the ability to survey 50 times more sky than Hubble in half the time, this “new pair of eyes” is poised to launch groundbreaking discoveries. Tests—including its planet-hunting coronagraph—are going flawlessly, with first images expected by holiday season and science operations starting in January. The cosmos just got a whole lot clearer.

Starting next week, Lake Ontario will officially be called Lake America on all U.S. government weather maps — a sudden name change that’s throwing the National Weather Service into chaos. With little notice and amid staffing shortages, forecasters are scrambling to update systems and documents, diverting resources from critical weather work. Critics say it’s wasteful and confusing, especially since state agencies and private apps won’t likely follow suit — risking public confusion and even diplomatic friction with Canada. Meteorologists warn: the real priority is accurate forecasts, not renaming lakes.

NASA’s Roman Space Telescope is set for a stunningly extended mission—potentially 22 years instead of its original 10—thanks to ultra-efficient fuel use, a lighter-than-planned launch, and precise maneuvers that saved precious propellant. The first course correction used far less fuel than expected, and the spacecraft’s reduced mass meant it could carry extra reserves. With each maneuver proving even more efficient, Roman is on track to reach its final orbit around L2 in about 100 days—and could keep peering into the cosmos for decades, delivering groundbreaking science far beyond initial projections.

Scientists just named a new nonvenomous snake from New Guinea after Slash from Guns N’ Roses—Lielaphis slashi—a wild twist that ties rock stardom with reptile research. The discovery, led by herpetologist Sara Ruane, who’s been a lifelong Guns N’ Roses fan since spotting Slash on a reptile magazine cover at age 12, is a full-circle moment. Found in 2006 but only confirmed through DNA and physical traits in recent years, the reddish-brown groundsnake uses its big back teeth to catch lizards and eggs. It highlights how much biodiversity remains hidden—even in places we think we know—and proves passions can collide in the most unexpected ways.

Caltech just shattered speed limits with a chip that steers light in 74 quadrillionths of a second—faster than light crosses a human hair. Using one beam to control another, this breakthrough bypasses traditional delays by harnessing a nanoscale metamaterial that amplifies the optical Kerr effect. The team says laser pulses, not the material, currently cap performance—meaning even faster tech is on the horizon. Published in Nature Nanotechnology, this could revolutionize computing and communication.