Science
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Nuclear fusion reaction releases almost twice the energy put in
Fusion experiments at the US National Ignition Facility have achieved a significant milestone Philip Saltonstall Scientists have confirmed that a fusion reaction in 2022 reached a historic milestone by unleashing more energy than was put into it – and subsequent trials have produced even better results, they say. The findings, now published in a series of papers, give encouragement that…
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Contaminated hormone injections may have given five people Alzheimer’s
Some recipients of human growth hormone showed signs of Alzheimer’s disease on their brain scans Teek Image/SPL/Alamy Five people appear to have developed Alzheimer’s disease after receiving growth hormones from deceased donors’ brains as children. Although based on a small group of people, this suggests that the condition could theoretically be transmitted during medical procedures. However, measures are in place…
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