Broken heart syndrome looks exactly like a heart attack on every test. A new blood score tells the two apart — and points at the brain, not the arteries.
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Super-Puff Planets: As Big as Jupiter, Almost Empty
Super-puff planets TOI-791 b and c are the size of Jupiter with the density of candy floss. Only a nearby planet could reveal what was actually inside them.
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6,000 Executives Say AI Productivity Gains Haven’t Arrived Yet
Nearly 6,000 executives were asked about AI productivity gains. Nine in ten reported none — then predicted gains anyway. Here’s the detail nobody quotes.
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WiFi Can Now Identify You — No Camera, No Phone Needed
Researchers showed ordinary WiFi can identify you with almost perfect accuracy — no camera, no phone in your pocket. Here is how it works, and what it misses.
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Loneliness and Memory: Worse Scores, But Not Faster Decline
A 7-year study of 10,217 older adults found loneliness and memory are linked — but lonely people did not decline any faster. Here is what that changes.
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Neurons Break Their Own DNA to Build the Brain
Newborn neurons break their own DNA to squeeze through the growing brain, then repair it within a day — and the breaks land where they can be afforded.
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Diamond Can Generate Electricity — But Only If It’s Flawed
Can diamond generate electricity? For a century physics said no. It can — but only the flawed kind. The perfect crystal still produces nothing at all.
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Cascadia Megaquake: Why Oregon Could Shake Harder
A Cascadia megaquake could shake northern Oregon harder than estimated. The plate underneath sits about 5 km shallower than anyone thought — here is why.
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HIV Cure in Newborns? What the Monkey Study Actually Found
HIV cure in newborns? A new monkey study cleared the virus in eight infants — and found no trace the body had ever fought it. Here is what it really shows.
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NASA Satellites Navigate Without GPS by Watching Space Junk
NASA’s Starling satellites learned to navigate without GPS by watching space junk and dead satellites. Then they improved the very map they were given.