Does contact tracing work, key to the COVID-19 fight?

In the battle against the COVID-19 pandemic, tracing contacts (notifying family, friends, coworkers, and others exposed to the newly infected) is key to cornering outbreaks and limiting spread as they reoccur. open counties. But while health officials report some success in increasing the ranks of contact detectives, there are indications …

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Canada to Build Canadarm3 for Artemis Missions

When you need a robotic arm in space, call the experts. In the past decades, the Canadian Space Agency has provided robotic weapons for the Space Shuttle and the International Space Station. And now it will build the next generation of robotic systems to go to the Moon, called Canadarm3. …

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