Do kids prefer bigger groups? A new study found boys as young as 3 picked the bigger side while babies showed no preference. What it means, and what it doesn’t.
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Living Planet Report 2026: What the 73% Really Means
The Living Planet Report 2026 says wildlife fell 73% since 1970. What that number really means, what it leaves out, and why it is not the whole story.
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AI Bias Study: Looking Fair Isn’t the Same as Being Fair
An AI bias study from Yale found GPT learned to look fair without being fair. It fixed obvious prejudice but let bias dressed up as business sense slip through.
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Hubble May Have Found a Planet Born From a Dead Star
A planet born from a dead star? Hubble saw the clue in 1999: niobium, never before seen in a white dwarf. Here is what astronomers found, and why it matters.
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Do Caregivers Live Longer? What 1.1 Million People Show
Do caregivers live longer? The famous study said caring kills. Bigger studies of over a million people found the opposite, with one real catch you need to know.
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Genetic Risk for Depression: Why Moving Helped Most Where Risk Ran Highest
Genetic risk for depression is not the final word. In 23,517 adults with fitness trackers, moving more eased symptoms most for those with the highest risk.
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Human-Authored Books: Why We Now Label Who Wrote Them
Human-authored books now carry labels in the US, UK and France. What each one checks, what none of them can prove, and why we care so much who made a thing.
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Scientists Turned an 80-Year-Old’s Blood Into Young Brain Cells
Scientists turned old blood cells into young brain cells from an 80-year-old donor. Molecular age under 20. What the Bonn study found, and its real limits.
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Astros 81-81: How a .500 Team Won Its Division
Astros 81-81: the first team to reach the postseason in a full season without a winning record. What the standings measured, and what they never could.
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Do Transplanted Hearts Take On the Age of Their New Body?
Transplanted hearts take on the age of their new body, an early Harvard study finds. Young hearts aged faster in old bodies. What it means, and its limits.