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Antimatter: Scientists freeze positronium atoms with lasers It's extremely rare and usually exists for just 142 billionths of a second. Positronium can generate huge amounts of energy. It can shed light on 'antimatter' which existed at the beginning of the Universe, and studying it could revolutionise physics, ...
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Ding-dong: The Ring Battery Doorbell Plus is back down to its all-time low price If you prefer to hardwire your Ring doorbell, you can do it with this model, unlike previous models that were solely battery-based. Hardwiring means you never need to worry about the battery running out since battery usage varies depending on how often ...
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