Study included 52 people exposed to COVID-19 at home; those not infected had fought off common colds; authors suggest new vaccines could mimic this protection.
In line with Travel and Connectivity Week at Expo, the Canada pavilion on Monday unveils its outdoor exhibition featuring Canada’s vast network of heritage places and natural parks.
Officials say roads at a popular Pakistani resort are clear after the deaths of 22 people who were stuck in their cars during a heavy snowstorm as temperatures plummeted