Scientists studying Greenland sharks say some individuals may live for centuries, with estimates topping 390 years and possibly reaching 500. A 2016 study used radiocarbon dating of eye lenses to determine age. Slow growth and late maturity in cold, deep waters leave them especially vulnerable, offering a rare look at long timescales in the ocean.
Deepinder Goyal says his longevity venture has been investigating a new explanation for why humans age. Posting on X, he called it a “crazy insight” that has been hiding in plain sight, hinting at findings that could challenge existing understandings of aging. The entrepreneur didn’t share details yet, leaving many questions about the science behind the claim.
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Retatrutide, an investigational weight-loss drug, is drawing global attention after early clinical results showed substantial weight reduction. What makes it stand out is its “triple-action” approach, targeting three hormone receptors involved in metabolism. Researchers are also exploring whether it could support broader longevity goals, potentially offering new options for obesity and related diabetes.
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