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Feed Title: Scientific American Content: Global
Four ISS crew members are set to touch down on Thursday after NASA announced the first medical evacuation in the space station’s history
Neither a square nor prime number, 2026 is still intriguing
NASA crews go through extensive training and have access to supplies to treat medical issues, from dental problems and migraines to heart attacks, while they are in orbit
At CES 2026, Stevie Wonder offered a simple test for tech. And in the smart glasses boom, the most persuasive tools aren’t about perfect sight but day-to-day independence.
A new study in macaques identifies a brain circuit that acts like a “brake” on motivation
Total eclipses, lunar occultations, planetary conjunctions and meteor showers await stargazers this year
The very, very long-lived Greenland sharks were long thought to be practically blind. But a new study finds that they not only can see but also maintain their vision into old age
Behind the hype of GLP-1 medications lies complex science, serious side effects and a pharmaceutical arms race.
The world’s ocean absorbed more heat in 2025 than in any other year on record
NASA on Thursday announced it would take the extraordinary step of bringing four crewmembers back to Earth from the space station before their official mission end
A new study finds that people who quit weight-loss medications, including GLP-1 drugs, regain weight four times faster than people who stop dieting or exercising
A new study reveals that some smart dogs can learn words just by overhearing humans’ conversations
An area of high pressure is bringing record-high heat to some parts of the U.S., with an added boost from climate change
A new study suggests that primate facial expressions may not just be reflex
A giant asteroid has sent astronomers into a spin, setting a record for how fast it rotates on its axis
A wobbling jet from a giant, voracious black hole is suppressing star formation in a distant galaxy—and astronomers have never seen anything quite like it before
This newly discovered Iron Age instrument may have been played in the Celtic resistance against the Roman Empire
In the latest effort to undermine climate action, President Trump pulled the U.S. out of the U.N. Framework Convention on Climate Change, which underpins global efforts to address rising temperatures
Sea anemones and jellyfish don’t have brains, but the way their neurons behave during sleep shows some surprising similarities to humans
NASA may bring some of the ISS’s crew home earlier than planned after one member experienced a medical issue just hours before two astronauts were due to complete a space walk outside the station on Wednesday
