Brown dwarfs get a bad rap in the stellar world, often labeled as “failed stars” for their inability to sustain nuclear fusion at their cores. The mass of these objects falls between planets and stars, ranging from 13 to 80 times the mass of…
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How two dim stars came together to shine brightly
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This Tiny Patch Could Transform How Doctors Study Aging, Infections, and Vaccines
A bandage-like microneedle patch can noninvasively collect immune cells and signals from the skin within minutes to hours. Early tests suggest it could transform how immune responses are monitored. Researchers at The Jackson Laboratory (JAX),…
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When an eating disorder becomes a medical emergency, resources are available for hospitals
They’re tired all the time. They fainted at school. Their blood pressure, body temperature or heart rate are super low. They’ve lost a lot of weight in a few months. Their hair is falling out.
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New sodium battery cathode keeps 80% capacity after 200 cycles
Researchers at Central South University have developed a sodium-ion battery cathode that resists air damage, tackling a key flaw that has long limited the technology’s real-world use.
Sodium-ion batteries are considered a low-cost…
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SpaceX fires up next-gen ‘V3’ Starship for 1st time ahead of April launch (photos)
SpaceX’s biggest, most powerful Starship to date just breathed fire for the first time.
On Monday (March 16), the company conducted a static fire test with Starship‘s “Super Heavy” first stage, briefly igniting the booster’s engines while the…
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You can now try Perplexity’s Comet browser on your iPhone
After debuting its AI-powered Comet browser on desktop last summer, Perplexity rolled out the Android version in November. iPhone users were left out until now, but that’s changing today as Comet has finally landed on the Apple App…
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Video streaming speed changes could help replace pauses and the frustrating buffering circle
Viewers would rather watch video at slightly lower speeds than endure rebuffering, according to new research from Lancaster University. The study investigated how dynamically slowing down or speeding up playback is perceived by viewers, and how…
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15,000-Year-Old Clay Beads Preserve Children’s Fingerprints and Reveal Early Human Life
Learn how early humans in Israel’s Natufian period used clay ornaments to express identity, share skills, and build social connections before agriculture.
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What makes a genus real? Scientists use tree bats to evaluate a testable '2 Sigma Genus Concept'
Dr. Amy Baird, Professor of Biology at the University of Houston-Downtown (UHD), and her colleagues are seeking to change the attitude of biologists toward the meaning of taxonomic categories above the species level with their paper “The 2 Sigma…
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Wearable thermoelectric technology uses thin films to generate electricity from body heat
Seoul National University College of Engineering has announced that a research team led by Prof. Jeonghun Kwak of the Department of Electrical and Computer Engineering, with co-first authors Dr. Juhyung Park and Dr. Sun Hong Kim, has developed a…
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