Frailty can be eased with an infusion of stem cells from young people

Slow walking speed is a common feature of frailty Gordon Scammell/Loop Images/Universal Images/Getty Images An experimental stem cell therapy could treat frailty by targeting the condition at its biological roots. Frailty – which raises the risk of falls and infections – is typically only mitigated through lifestyle changes, like doing strength training and balance exercises….

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Ocean geoengineering trial finds no evidence of harm to marine life

Alkaline sodium hydroxide was dumped into the Gulf of Maine to test its effect on carbon uptake and marine life Daniel Cojanu, Undercurrent Productions, ©Woods Hole Oceanographic Institution Can we safely remove carbon dioxide from the atmosphere by counteracting ocean acidification? Maybe, suggests a trial in which ships poured 65,000 litres of alkaline sodium hydroxide…

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