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Physicists just saw quarks make waves in the Big Bang’s primordial soup
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Goodbye joint replacements? Stanford scientists found a way to regrow cartilage and stop arthritis
Scientists have found a surprising way to regrow damaged knee cartilage by blocking a protein that becomes more abundant with age. In old mice, the treatment restored naturally lost cartilage and also helped prevent osteoarthritis after ACL-like knee injuries, while human cartilage taken from knee replacement patients began producing new, functional joint cartilage after exposure to the same inhibitor.
Archaeologists may have finally solved a 100-year-old Florida mystery
Ancient pottery from Tampa Bay appears to have been made by migrant craftspeople who brought specialized Mississippian pottery-making knowledge hundreds of miles south. Remarkably, they even incorporated crushed fragments of older homeland pottery into new vessels, preserving a physical link to their past across generations.
Scientists say this simple habit could strengthen your marriage
Couples who exercise together report better communication, healthier conflict resolution, and lower marital stress than those who work out alone. Even something as simple as taking a walk together may create valuable opportunities to talk, listen, and feel more connected.

Gloucester Docks dredging project costing £4m begins
Silt levels in the docks have left boats stranded and led to the docks closing this summer.

Carbon tracking tower put on Scotland's largest saltmarsh
It will track how much carbon is being taken out of the atmosphere by the saltmarsh on the Solway Firth.

Wildfire smoke affects animals in unique ways. Scientists are trying to understand it
The new field of "smoke ecology" examines how wildfire smoke perturbs wild places and animals — and what might be done to prevent its worst mayhem.