Space agencies have begun taking steps to mitigate the problem. A Japanese company launched one such initiative recently. Called Elsa-D, the mission
But new research recently appearing in the Monthly Notices of the Royal Astronomical Society paints an even more grim picture. As more and more satellites
When Ron Henderson, 77, first found out he qualified for a COVID-19 vaccine, he struggled to make an appointment. He tried to find one online. He...
In December, the UK reported a worrying variant of Covid-19, commonly known as variant B117, which appeared to be more transmissible. Since then,
A single injection of the BioNTech / Pfizer vaccine produces a robust antibody response within weeks, according to Israeli data that could help determine
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