Play Stuff

Stuff's home for video. Watch thousands of videos on the go and share them to the big screen with Airplay or Chromecast.

CBC: TECHNOLOGY AND SCIENCE

Pandemic won’t be a cure-all for climate change

New data show the global pandemic dramatically reduced daily carbon emissions, but this isn't the climate cure-all some might hope it to be.

New data show the global pandemic dramatically reduced daily carbon emissions, but this isn't the climate cure-all some might hope it to be.

Siberian heat wave, forest fires could have global consequences

Siberia is normally one of the coldest places on Earth, but a recent heat wave is stoking large forest fires and raising concerns about what it signals for climate change.

Siberia is normally one of the coldest places on Earth, but a recent heat wave is stoking large forest fires and raising concerns about what it signals for climate change.

Fighting COVID-19 misinformation with video game

As a new study reports hundreds of deaths around the world that were likely due to misinformation about COVID-19, a University of Waterloo student has developed Quarantrivia.

As a new study reports hundreds of deaths around the world that were likely due to misinformation about COVID-19, a University of Waterloo student has developed Quarantrivia.

Covid-19: When will a vaccine be ready?

An infectious disease specialist answers viewer questions about a Covid-19 vaccine including what stage vaccine development is in and when the public could expect one to be ready. 

An infectious disease specialist answers viewer questions about a Covid-19 vaccine including what stage vaccine development is in and when the public could expect one to be ready. 

The controversial push to fast-track a Covid-19 vaccine

Human challenge trials could make finding a COVID-19 vaccine faster, but the controversial approach involves exposing volunteers to the virus to see if a potential vaccine works. The National’s Andrew

Human challenge trials could make finding a COVID-19 vaccine faster, but the controversial approach involves exposing volunteers to the virus to see if a potential vaccine works. The National’s Andrew

More evidence steroids effective treatment for severe COVID-19 cases

Newly published clinical trials provide additional evidence that corticosteroids, which are inexpensive and widely available, could save lives when used to treat severe cases of COVID-19.

Newly published clinical trials provide additional evidence that corticosteroids, which are inexpensive and widely available, could save lives when used to treat severe cases of COVID-19.

Facebook’s plan to prevent misinformation around U.S. election draws criticism

Facebook has outlined the steps it’s taking to protect the integrity of the U.S. election. It will remove ads promoting voter fraud, and will not allow new political ads in the week leading up to the

Facebook has outlined the steps it’s taking to protect the integrity of the U.S. election. It will remove ads promoting voter fraud, and will not allow new political ads in the week leading up to the

Wind turbine project boom divides Alberta community

Wind energy projects are being built rapidly in Western Canada. CBC The National looks at one community struggling to come to a consensus on the transition to green energy.

Wind energy projects are being built rapidly in Western Canada. CBC The National looks at one community struggling to come to a consensus on the transition to green energy.

Focus on safety as AstraZeneca pauses COVID-19 vaccine trial

Health officials and experts are emphasizing the need for potential COVID-19 vaccines to be safe after AstraZeneca and Oxford University paused their Phase 3 trial when a volunteer became seriously ill.

Health officials and experts are emphasizing the need for potential COVID-19 vaccines to be safe after AstraZeneca and Oxford University paused their Phase 3 trial when a volunteer became seriously ill.

Is the future of COVID-19 testing at home?

Instead of waiting in a long line for a COVID-19 test that involves getting a swab stuck up the nose and sometimes waiting days for results, scientists are developing saliva-based tests and produce results

Instead of waiting in a long line for a COVID-19 test that involves getting a swab stuck up the nose and sometimes waiting days for results, scientists are developing saliva-based tests and produce results

Scientists link factors behind wildfires to climate change

Experts are linking extreme fire behaviour driven by drought and warming temperatures to climate change. They're more able to make these links due to a recent field called 'event attribution science'.

Experts are linking extreme fire behaviour driven by drought and warming temperatures to climate change. They're more able to make these links due to a recent field called 'event attribution science'.

Calls for Canada to block China from sensitive research

There are concerns about Canadian universities collaborating with researchers linked to the Chinese military because their findings could enhance China's capabilities, but the University of Waterloo says

There are concerns about Canadian universities collaborating with researchers linked to the Chinese military because their findings could enhance China's capabilities, but the University of Waterloo says

Trump's TikTok, WeChat ban on hold

Chinese-based company ByteDance is looking to make a deal with Oracle and Walmart, but the arrangement might fall short of what U.S. President Donald Trump demanded of the company.

Chinese-based company ByteDance is looking to make a deal with Oracle and Walmart, but the arrangement might fall short of what U.S. President Donald Trump demanded of the company.

Mission to rescue whales stranded off Australian coast

A rescue mission is underway off the coast of Australia, for about 270 pilot whales stranded on a sandbar. Ninety of them have died, but 25 have been saved so far.

A rescue mission is underway off the coast of Australia, for about 270 pilot whales stranded on a sandbar. Ninety of them have died, but 25 have been saved so far.

Climate advocates march and look to federal government for more action

Climate advocates fear Wednesday's throne speech may be full of empty promises.

Climate advocates fear Wednesday's throne speech may be full of empty promises.

Environmentalists want Canada to act now to meet biodiversity pledge

Canada has joined a growing list of countries promising to fight the loss of biodiversity within their borders, but environmentalists say changes need to be made immediately to meet the targets and protect

Canada has joined a growing list of countries promising to fight the loss of biodiversity within their borders, but environmentalists say changes need to be made immediately to meet the targets and protect

Re-examining the role of COVID-19 superspreaders

More research into how COVID-19 is spread shows that because not everyone sheds the same amount of virus, many infections are spread by a few people known as superspreaders.

More research into how COVID-19 is spread shows that because not everyone sheds the same amount of virus, many infections are spread by a few people known as superspreaders.

U of A researcher shares Nobel Prize in Medicine

British researcher Michael Houghton, who works at the University of Alberta, is among three scientists awarded the Nobel Prize in Medicine for the discovery of the hepatitis C virus.

British researcher Michael Houghton, who works at the University of Alberta, is among three scientists awarded the Nobel Prize in Medicine for the discovery of the hepatitis C virus.

Study casts doubt on use of convalescent plasma for COVID-19 treatment

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

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

How businesses and schools are dealing with airborne COVID-19

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 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

Rethinking ventilation to deal with airborne COVID-19

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

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 astronauts to International Space Station

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

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

Historic SpaceX, NASA mission takes off for space station

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

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

Pfizer’s Covid-19 vaccine heads into approval phase

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

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

'Shaming them doesn't work'

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

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

Why the COVID-19 vaccine is not yet ready for kids

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

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

How the Covid-19 vaccine rollout will be different from H1N1

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.

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.

Alberta student wins international science competition

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

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 converge to form ‘Christmas star’

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.’

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.’

Beautiful auroras glimmer over Finland skies

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

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

Drone footage captures Earth's dramatic ice melt

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

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

SpaceX Falcon 9 rocket deployment - Jan 24 2020

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.

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.

Melting ice and glaciers could lead to water crisis, study finds

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

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

Canada's top scientist says testing key in curbing new variants

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

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

The moment Mars Perseverance touches down

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

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

What's next for Mars exploration?

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.

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.

How mercury poisoning has affected Grassy Narrows First Nation

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

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