Smart ring can provide early warning of COVID-19 infection: experts Posted on Mon Dec 14, 2020, 12:12 am Researchers claimed that a smart ring that constantly measures the wearer’s temperature could help determine whether the person was developing Covid-19, even if the symptoms were very subtle.
Why the Price of New Solar Electricity Fell an Incredible 89% in the Last Decade Posted on Sat Dec 12, 2020, 11:00 pm In 1956, an early demonstration of solar photovoltaics produced a watt of energy for the modest price of an inflation-adjusted $1,865. Put another way, you’d need to spend over a half-million dollars ..
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