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An Indian study is casting doubt on the effectiveness of giving patients sick with COVID-19 the blood plasma of others who have battled it, to transfer antibodies. But Canadian researchers say it could

As airborne transmission of COVID-19 becomes more widely acknowledged, schools and businesses where people congregate indoors are trying to guard against it. Ventilation is key, says a Canadian bioaerosol

As aerosol transmission of COVID-19 becomes more widely acknowledged, schools and businesses are looking for new ventilation solutions to guard against it.

SpaceX launches four astronauts to the International Space Station, the first full-fledged taxi flight for NASA by a private company.

Canadian astronaut Chris Hadfield explains why the rocket launch is incredibly significant.

Pfizer is preparing to formally ask for emergency use authorization for its vaccine in the U.S., after new data showed it's safe and 95 per cent effective. The vaccine’s approval in Canada could come

Financial pressure is the only thing that is likely to get large technology companies to do more to crack down on user-generated child pornography on their platforms, says Hany Farid, who worked with Microsoft

In the global race for a COVID-19 vaccine, children are barely being considered, even though they account for more than 50,000 infections in Canada and research has shown kids 10 and up can spread the

Infectious diseases specialist Dr. Allison McGeer answers questions about how rolling out the COVID-19 vaccine will be different from the vaccination campaign for H1N1 10 years ago.

A Grade 12 student from Fort McMurray, Alta., has won an international science competition, Breakthrough Junior Challenge, with a three minute video explaining quantum tunnelling. Maryam Tsegaye’s prize

Jupiter and Saturn converged to form a celestial beacon as the two planets became visible at night for the first time in nearly 800 years, forming what’s known as the ‘Christmas star.’

This dynamic Northern Lights display shone in the winter sky near the Finnish town of Muonio, by the Swedish border.

Sea ice, ice sheets and glaciers melting 60 per cent faster than in the 1990s

The SpaceX Falcon 9 rocket launches from Cape Canaveral, Florida, with a cargo of 143 spacecraft, setting a new record for the most spacecraft deployed on a single mission, according to the company.

A new study finds that ice is disappearing around the globe at an alarming rate and glaciers represent a significant amount of ice loss. Researchers in Canada say the retreat of glaciers will have major

Chief Science Advisor Mona Nemer says testing — rapid testing in particular — is vital to curb the increase in new variant cases of COVID-19 across the country. Nemer also says early trial results

NASA scientists erupted in cheers as the Mars Perseverance touched down on the red planet in what the space agency called the mission's riskiest manoeuvre yet. Within seconds, it sent back its very first

After NASA's Perseverance rover successfully landed on the Red Planet, there is still a lot of work to do to determine if life ever existed on Mars.

'I grew up not knowing that the land, the water was already poisoned,' Grassy Narrows First Nation Chief Randy Fobister said.