As researchers worldwide clash on the effectiveness of masks, a Canadian inventor of a $379 COVID-19 helmet, Yezin Al-Qaysi, thinks he might have the solution. A Danish study published November 18 ...
On Sunday, March 16, as SpaceX and NASA's Crew-10 astronauts arrived at the International Space Station ahead of Crew-9's return home, some friendly space hijinks ensued ...
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