Is watching the same as doing? Both depend on a newly discovered neuron, which helps explain how humans connect.
Forty-three years after his death, a renowned physicist has an unexpected hand in extending his grandson’s life.
Like shoelaces’ tips, telomeres do damage control, preserving DNA and slowing aging. What happens if we extend their expiration date?
Scientists have had only a glimmer of an idea how microbes affect our bodies; a $115 million National Institutes of Health project aims to find out.
Eric Chivian, founder of the Center for Health and the Global Environment, worries that some medical mysteries may remain forever unsolved as a result of global climate change.
Injected RNA, which can turn off genes and halt production of harmful proteins, could profoundly affect the way we treat disease.
Thirty years ago, the first test-tube baby made medical history.
Far from replacing animal testing, computer simulation is leading to smarter experiments—and the need for more animals.
When the powerhouses of cells—mitochondria—black out, a host of diseases ensue. The trick is to get them humming again.
Biofilms are microbial metropolises: teeming, diverse and, when attached to surgical implants, nearly impossible to subdue.
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