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Scientists used AI to map uncharted areas of the mouse brain
By RJ Mackenzie published
A new brain map details regions of the organ that had previously been difficult to chart.

AI can now be used to design brand-new viruses. Can we stop it from making the next devastating bioweapon?
By Stephanie Pappas published
Scientists have used AI to design bacteriophages, or viruses that infect only bacteria. Does the prospect of designing viruses with AI pose threats to biosecurity?

Deadly mamba snakebites stop muscles from working — but sometimes, antivenom can send them into overdrive
By Payal Dhar published
Some victims of venomous mamba snakebites see their symptoms worsen after getting antivenom, displaying a different type of paralysis. A new study explores why.

Unique gene variants in the Turkana people of Kenya may help them survive harsh desert heat
By Larissa G. Capella published
Scientists discovered genetic variants in the Turkana that help conserve water in deserts, but these variants may now raise disease risks in urban settings, early data suggest.

Nobel Prize in Medicine: 1901-Present
By Live Science Staff last updated
Here's a look at past winners of the Nobel Prize in Physiology or Medicine.

Nobel Prize in medicine goes to trio for their work on immune tolerance
By Patrick Pester published
The 2025 Nobel Prize in Physiology or Medicine has been awarded to Mary E. Brunkow, Fred Ramsdell and Shimon Sakaguchi for their work on how our immune system is prevented from attacking our organs.

What's the longest someone has been clinically dead — but then come back to life?
By Marilyn Perkins published
When someone's heart stops beating, their brain cells start dying within minutes. But sometimes, they can still come back from the dead.

Striking images capture an antibiotic slaying bacteria in real time
By Skyler Ware published
Scientists have captured images of polymyxins, a type of antibiotic, disrupting and infiltrating the membranes of disease-causing bacteria.

'Health impacts are being felt in real time': How the CDC is being decimated by the Trump administration
By Jordan Miller published
Opinion The CDC's current crisis has been building since Trump's first week in office and boiled over after Kennedy fired the agency's newly appointed director.

Don't use cannabis during pregnancy or breastfeeding, leading OBGYN group says
By Elise Ceyral published
The American College of Obstetricians and Gynecologists recommends that mothers abstain from cannabis use during prepregnancy, pregnancy and lactation, as research shows the drug is linked to serious health outcomes in newborns.
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