Testosterone reshapes men’s attraction and their sense of fairness
The lab is quiet until the faces appear. One after another, women’s portraits flash on the screen. A group of…
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Turn Off an Eye, Teach the Brain to See
What if the way to help a weak eye is to switch it off, briefly, then let the brain reintroduce…
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The brain doesn’t finish at 25. Policy should stop.
Policy loves round numbers. Biology does not. The neatest myth in modern drug debates is that brains “finish” at 25….
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Venus’s ‘Lost Moon’ returns in headlines, not the sky
On crisp evenings in the 1700s, respected astronomers pointed small refractors at a glaring white lantern in the west and…
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Africa holds humanity’s entire fossil story, stage by stage
Somewhere in a wind-carved gully in Morocco, a 315,000-year-old face looks back at us. The bones from Jebel Irhoud, reanalyzed…
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How Your Body Knows ‘98.6’ Without a Thermometer
Your brain does not carry a NIST‑traceable thermometer. It does something stranger. From birth, without ever seeing a Celsius scale,…
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Why Neanderthal Mothers Left No Mitochondrial Trace Today
Why Neanderthal Mothers Left No Mitochondrial Trace Today Sex bias, chance, and a quiet genetic coup Open an egg cell…
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A Single Weightlifting Session Can Sharpen Thinking, Study Finds
The timer beeps, the bar returns to its rack, and something subtle shifts. Breathing steadies. Words feel easier to find….
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Scientists recharge aging cells by swapping in fresh mitochondria
Under a microscope in a Texas lab, tired human cells brightened as their energy returned. The spark did not come…
