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23,671 articles from CBC - Technology & Science News
Huge masses of foul-smelling seaweed in the Caribbean could cause headaches for sun-seekers
Every winter, millions of Canadians head down to the Caribbean. This year, however, tourists may have noticed something not-so-pleasant awaiting them on the beach: stinky, brown sargassum. What is it, and should you be...
FRIDAY 24. MARCH 2023
Flyover of Mars crater shows details of an ancient lake
Bob McDonald's blog: A new simulation video produced by NASA and the ESA shows off the planetary features that make scientists believe the Red Planet's Jezero Crater was a lake billions of years...
Bison bone found in Prince Albert, Sask., area points to human life there more than 8,000 years ago
Community-oriented historian David Rondeau says it is an important discovery, as it shows humans were in the area about a thousand years earlier than was previously...
Fun with mechanical engineering: Sask. Polytech students get hands-on learning by building hovercraft
About two dozen students at Saskatchewan Polytech have worked together to build hovercrafts over a month, and got a chance to test their abilities this...
Grasslands store tons of carbon — and there's a movement to protect them
In this week's issue of our environment newsletter, we look at the carbon capture potential of Canada's grasslands and growing concern about the overlap of pension funds and oil and gas companies.
Inbreeding is hampering population growth for orcas, study finds
A new study out of Washington state has found that inbreeding depression, which is the reduced survival and fertility of offspring that are a product of inbreeding, is preventing the southern resident killer whale population from...
THURSDAY 23. MARCH 2023
Scientists now know how beetles absorb water from the air through their butt. Here's why it's important
Scientists have long known that beetles can survive in extremely dry conditions — thanks to their unusual ability to suck water from the air through their rear ends. Now they know how they do...
What made Beethoven sick? DNA from his hair offers clues
Nearly 200 years after Ludwig van Beethoven's death, researchers pulled DNA from strands of his hair, searching for clues about the health problems and hearing loss that plagued him. Here's what they...
Study suggests lobster may be able to adapt to warming ocean temperatures
A new study from Atlantic Canada indicates lobster may be able to adapt to warming ocean temperatures. The results were presented at a meeting organized by a Nova Scotia non-profit group that helps co-ordinate collaborative research on Atlantic...
To boldly grow where no one has grown before: Space technology could help grow food in northern Labrador
A dietician and food manager with Nunatsiavut is one of the jury members on the Canadian Space Agency's Deep Space Food challenge, and she hopes the eventual winning idea will be used in the...
WEDNESDAY 22. MARCH 2023
Owl attacks 6 people at Killarney Provincial Park
Four people were treated at a hospital earlier this month after they were attacked by a great horned owl at Killarney Provincial Park, south of Sudbury,...
TUESDAY 21. MARCH 2023
Deadly 6.5 magnitude earthquake rattles Pakistan, Afghanistan
A magnitude 6.5 earthquake rattled much of Pakistan and Afghanistan on Tuesday, sending panicked residents fleeing from homes and offices and frightening people even in remote villages. At least nine people...
Spring sprung at 3:24 p.m. on March 20. Here's the science behind the date and time
According to a local weather expert, Calgarians may have to wait some time to feel the effects of what many consider to be spring...
MONDAY 20. MARCH 2023
Rebuild of N.W.T. climate research station ramps up
Dieter Cazon, the director of lands and resources for Łı́ı́dlı̨ı̨ Kų́ę́ First Nation, expects May and June will be big construction months at Scotty Creek Research Station. The station was almost completely destroyed by an unusually late-season wildfire in...
We are heading toward IPCC's 1.5 C threshold of warming, but all is not lost
As we edge ever closer toward that 1.5 C, it may leave one with a sense of defeat, of helplessness, that we have failed and that we might as well give up. But that shouldn’t be the...
Trailblazing Nunatsiavut researchers study the ocean, and add Inuit context for other scientists
Michelle Saunders and Carla Pamak are the first Nunatsiavut members aboard the Canadian Coast Guard ship Amundsen for its annual research expedition through the Labrador Sea. Their cultural knowledge comes in handy when a rough day at sea causes the ship to seek refuge in Hebron, a former Inuit...
SATURDAY 18. MARCH 2023
These engineers are being hired to get the most out of AI tools without coding
The arrival of artificial intelligence software is both intriguing and alarming many about how the technology will shape our lives. So whose job is it to get the most out these systems? Enter the growing field of prompt...
FRIDAY 17. MARCH 2023
Volcanoes on Venus erupt every few months like Hawaii, study suggests
Scientists found evidence of active volcanoes on Venus by using new technology to examine old images of our next-door...
Markings on the leg and butt bones of early riders indicate people started riding horses 5,000 years ago
This is the first time scientists used human skeletons to provide insight about the origins of horse riding. Horseback riding allowed people to carry more and travel farther than ever...
30 years after an historic fight against clear cutting, Indigenous communities are still fighting for forests
Two directors tell the story of some of Canada’s last remaining old-growth forests, and the people trying to protect...
Ties between pension fund directors and fossil fuels are 'incompatible' for some Canadians
Despite mounting pressure from Canadians who want their money to stop supporting oil and gas, the majority of the country’s largest pension fund managers continue to invest in that sector — and are led by individuals with close ties to fossil fuel...
THURSDAY 16. MARCH 2023
Invasive snails are helping an endangered bird make a comeback in Florida
Since island apple snails invaded the Florida Everglades, an endangered species of bird known as snail kites has bounced back from the threat of...
Canada is sitting on 12 'carbon bombs.' Here's where they are
Researchers have identified 12 fossil fuel reserves in Canada – called “carbon bombs” – that would each release a billion tonnes or more of carbon into the atmosphere if their resources were extracted and burned. This would be catastrophic for the world’s efforts to slow rising global temperatures, the authors...
Hate those pesky potholes? You won't like what's coming with climate change
Potholes cost Canadians $3 billion in vehicle repairs each year, and without action, climate change will only make that worse. Fortunately, engineers have been working to develop better, longer-lasting and more sustainable materials, with innovations like self-healing asphalt and...
SUNDAY 12. MARCH 2023
How a central Alberta facility is using Ukrainian seeds to unlock hemp's true potential
The Canadian Rockies Hemp Corporation, located 60 kilometres north east of Edmonton, is one of the largest hemp processors in...