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Tiny 'brains' grown in the lab could become conscious and feel pain — and we're not ready
By Kamal Nahas published
Lab-grown brain tissue is too simple to experience consciousness, but as innovation progresses, neuroscientists question whether it's time to revisit the ethics of this line of research.

RFK's handpicked advisers are coming for the childhood vaccine schedule. Here's what to know.
By Stephanie Pappas published
The Advisory Committee on Immunization Practices may vote to disrupt the childhood vaccine schedule, despite what experts say is a lack of evidence to do so.

Genetics: How do we inherit traits from our ancestors?
By Mindy Weisberger published
Discover interesting facts about how traits are passed down over generations through DNA.

Even brief exposure to air pollution can push the placenta into an inflammatory state, lab study suggests
By Nicoletta Lanese published
A study of human placentas suggests that urban air pollution may push the organ's resident immune cells into an inflammatory state.

Scientists invent new sunscreen made from pollen
By Skyler Ware published
Traditional chemical sunscreens can damage coral reefs. Scientists say there's a fix using one derived from tea plant pollen.

A knife broke off in a man's chest, and he didn't notice it for 8 years
By Mindy Weisberger published
Diagnostic dilemma A man noticed pus oozing from his chest, and it ended up revealing a knife blade in his thoracic cavity.

A tragic gene therapy death that stalled the field for a decade — Sept. 17, 1999
By Tia Ghose published
Sept. 17, 1999: Jesse Gelsinger died after receiving a gene therapy treatment to treat a liver disease. The death sparked an investigation and caution around gene therapy, which ultimately stalled the field for years.

'Russian nesting doll' virus hides inside a deadly fungus, making it even more dangerous to people
By Christoph Schwaiger published
A virus found lurking inside a deadly fungus may make the microbe even stronger and harder to kill when it infects people.
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