Most of our DNA doesn’t code for genes but instead acts as switches that control how genes are used. Researchers have now mapped hundreds of these switches in astrocytes and found many that regulate ...

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Summary: A new study shows that repetitive DNA, once dismissed as “junk,” plays a critical role in shaping the human brain. Scientists found that LINE-1 transposons, a type of mobile DNA element, are ...

The non-coding genome, once dismissed as "junk DNA", is now recognized as a fundamental regulator of gene expression and a key player in understanding complex diseases. Following the landmark ...

We’re celebrating 180 years of Scientific American. Explore our legacy of discovery and look ahead to the future. In 1957, just four years after Francis Crick and other scientists solved the riddle of ...

Scientists found genetic elements linked to hibernation in the human genome. Tapping into them could produce a new wave of medical treatments. Reading time 3 minutes After spending months without ...

Endometriosis is highly underdiagnosed and undertreated gynecological disorder, with diagnosis often delayed by 8–12 years. This delay can have serious consequences including infertility. Currently, ...

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The puzzle seems impossible: take a three-billion-letter code and predict what happens if you swap a single letter. The code we’re talking about—the human genome—stores most of its instructions in ...

The puzzle seems impossible: take a three-billion-letter code and predict what happens if you swap a single letter. The code we’re talking about—the human genome—stores most of its instructions in ...