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Latest in Science (All)
When Hubble swings from one galaxy to another, engineers fire no thrusters—Hubble has none. They change the speeds of four internal reaction wheels, making the observatory rotate the opposite way, while magnetic bars push against Earth’s field to bleed off excess momentum: a propellant-free steering system used since 1990.
6+ min ago (634+ words) Hubble turns by trading angular momentum with four internal reaction wheels, then uses magnetic torquer bars to unload the momentum those wheels accumulate....
Why does your brain mix up memories? A new study examines how memories are misplaced in your brain’s filing cabinets
3+ day, 23+ hour ago (539+ words) The brain's hippocampus inappropriately changes memories between different memory phases as people get older, new research suggests. This helps explain why memories become less precise — but not forgotten — as people age. Old age and forgetfulness seem to go hand in…...
**Mathematics in the AI Era Values 'Understanding' Over 'Proof'—Grant Sanderson on the Future of Mathematics**｜IZUMIYA Kiyotaka
1+ day, 13+ hour ago (464+ words) In 2026, as GPT-5.4 Pro generates proofs for difficult problems one after another, the question "Will mathematicians be replaced by AI?" is spreading. However, the exact opposite discussion is taking place among mathematicians. The essence of mathematics is not 'proof,' but…...
Dutch men went from averaging about 5 feet 5 inches in the mid-1800s to nearly 6 feet today, gaining almost 8 inches in roughly 150 years, but researchers found natural selection may explain less than 2% of that extraordinary national growth spurt
50+ min ago (748+ words) Home - Science - Dutch men went from averaging about 5 feet 5 inches in the mid-1800s to nearly 6 feet today, gaining almost 8 inches in roughly 150 years, but researchers found natural selection may explain less than 2% of that extraordinary national growth spurt How does a…...
Turns Out, Rivers Are a Major Mover of Microplastics
1+ hour, 14+ min ago (34+ words) Rivers aren't just carrying water to the seas—they're moving plastic there by the ton. A new study in Science estimates that in 2022, rivers dumped about 260,000......
ChatGPT allegedly sends email to FBI without user's consent, sparking outrage online: ‘AI went too far’
1+ hour, 26+ min ago (404+ words) A trending post on X has ignited a conversation about AI access rights, following claims that ChatGPT surprisingly composed and delivered an email to the FBI using a user's linked Gmail account. The issue was brought to attention by X…...
I investigated UFO abductions. Survivors claimed two words saved them
1+ hour, 24+ min ago (874+ words) By ROB WAUGH FOR DAILYMAIL.COM A UFO researcher says he became a Christian after investigating hundreds of alleged alien abductions that were miraculously stopped when those involved claimed they invoked the power of Jesus. Joe Jordan, 72, is a safety…...
Iron-air batteries target 100-hour storage to replace fossil fuels
8+ hour, 58+ min ago (115+ words) In this interview with Interesting Engineering, Ore Energy's Aytac Yilmaz reveals how storing energy for days could transform the grid. Aytac Yilmaz (CEO. Ore Energy) on iron-air technology, lithium-ion limits and renewable energy storage Wind and solar power are becoming…...
Scientists Create New Humanoid Robot That Flinches in Fear When You Come Close
1+ hour, 38+ min ago (447+ words) Published Sep 20, 2026 11:01 AM EDT There are plenty of safety concerns to consider when deploying robots in workplaces like warehouses alongside human workers. They can lead to malfunctions, injuries, fires — and in extreme cases, even deaths. And now that we’re inching…...
Astrophysics study suggests Venus may have swallowed its moon
20+ hour, 9+ min ago (555+ words) A California-based astrophysicist has presented a new theory to explain why Venus, the planet most like Earth in size, mass and structure, lacks its own moon. Call it a case of celestial cannibalism. The extremely slow speed at which Venus…...