Why bats don’t get sick from viruses that harm people: scientists found a second set of antibody genes no other mammal has. Here is what it actually does.
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Why Star Formation Is Declining: The Universe Never Ran Out of Fuel
Star formation has fallen to less than half what it once was. Measurements of 2.5 million galaxies show why star formation is declining – and it isn’t fuel.
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Does Forgiving Mean Forgetting? Brain Scans Say No
Does forgiving mean forgetting? Brain scans say no – the memory stays exactly as it was, and only the weight attached to it changes. Here is what that means.
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Feeling Loved by God Did More Than Believing in God
A study of 184,619 people across 22 countries found that feeling loved by God cut the health cost of living alone roughly in half. Belief alone did less.
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Beefalo DNA: Most Have No Bison Ancestry at All
A genome study of 47 registered animals found most beefalo DNA holds no bison ancestry at all, plus a second surprise the researchers were not looking for.
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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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Medieval Manuscript DNA: What 91 Old Books Are Made Of
Medieval manuscript DNA can now be read with a dry brush and no damage. Here is what 91 old books were actually made of, and the one page that stands out.
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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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1.4-Million-Year-Old Footprints in Kenya: No One Walked Alone
Eight sets of 1.4-million-year-old footprints sat in Kenyan mud since before our species existed. What survived was not a face — it was who they were with.
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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.