  před 13 minutami NASA wants humans to live on the Moon: The lunar south pole could be home to a permanent lunar base; here’s why Science News: NASA seems to be gearing up for one of its boldest missions yet. This isn’t just about planting a flag and snapping photos. The agency is reportedly a.  před 13 minutamiFederal EPA moves to roll back recent limits on ethyene oxide, a carcinogen An estimated 50% of sterile medical devices in the U.S. are treated with ethylene oxide. It is also a known carcinogen.  před 13 minutamiNASA Administrator teases further Artemis program updates in one-on-one interview The conversation took place amid the flight readiness review for the Artemis 2 mission, which is currently set to launch no earlier than April 1, 2026, pending work being completed in the Vehicle Assembly Building. |
 před 23 minutamiA lab mistake at Cambridge reveals a powerful new way to modify drug molecules Cambridge scientists have discovered a light-powered chemical reaction that lets researchers modify complex drug molecules at the final stages of development. Unlike traditional methods that rely on toxic chemicals and harsh conditions, the new approach uses an LED lamp to create essential carbon–carbon bonds under mild conditions. This could make drug discovery faster and more environmentally fr… Scientists discover ancient DNA “switches” hidden in plants for 400 million years Scientists have uncovered an enormous hidden archive of plant DNA that has endured for more than 400 million years. By comparing hundreds of plant genomes, researchers identified more than 2.3 million regulatory DNA sequences that act like genetic switches, controlling when and how genes are activated. These sequences, known as conserved non-coding sequences (CNSs), were detected using a new comp…  před 2 minutami‘How Low Can You Go?’ The Shifting Guidelines for Blood Pressure Control The number doctors use to demarcate hypertension keeps going down, a trend applauded by many experts, who point to studies linking high blood pressure and dementia.  před 23 minutami |
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