Science news

• A life-changing device for diabetics

  14-12-2024 09:02 via bbc.com
  
  Read the winning essay from the Young Science Writer of the Year 2024 award
  
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• How forensic genetic genealogy came to Ottawa from California — and where it's headed next

  19-12-2024 10:00 via cbc.ca
  
  Family tree enthusiasts are helping police solve decades-old homicides. And the former California district attorney who helped bring the technique to the world with the prosecution of the Golden State Killer back in 2018 says it has the potential to solve many more — as long as it's managed appropriately.
  
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• How cold case DNA technique came to Ottawa from California — and where it's headed next

  19-12-2024 10:00 via cbc.ca
  
  Family tree enthusiasts are helping police solve decades-old homicides. And the former California district attorney who helped bring the technique to the world with the prosecution of the Golden State Killer back in 2018 says it has the potential to solve many more — as long as it's managed appropriately.
  
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• Nasa astronauts Butch and Suni's homecoming delayed again

  18-12-2024 12:28 via bbc.com
  
  Nasa says that the astronauts stuck on the space station will have to wait even longer to get home.
  
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• Just 3 months after a shark took his leg, this P.E.I. kiteboarder was back on the water

  18-12-2024 10:00 via cbc.ca
  
  After a shark attack took his right leg, professional kiteboarder Lucas Arsenault is back on the water. Lucas Arsenault was on vacation with his family in Turks and Caicos in May when a shark attacked him while snorkelling. He lost his right leg.
  
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• 'I could hear bones shatter': P.E.I. kiteboarder recounts shark attack that took his leg

  18-12-2024 10:00 via cbc.ca
  
  After a shark attack took his right leg, professional kiteboarder Lucas Arsenault is back on the water. Lucas Arsenault was on vacation with his family in Turks and Caicos in May when a shark attacked him while snorkelling. He lost his right leg.
  
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• Bin-busting bears in Tofino and Ucluelet making quick work of bear-resistant garbage cans

  18-12-2024 02:31 via cbc.ca
  
  Wildlife officials say about a dozen smarter-than-your-average bears have learned how to burglarize the bear-resistant garbage bins used in the Vancouver Island region.
  
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• Trouble in Arctic town as polar bears and people face warming world

  18-12-2024 01:36 via bbc.com
  
  Climate change makes it trickier for Churchill's residents to co-exist with increasingly hungry predators
  
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• Could this be what our home on Moon or Mars might look like?

  18-12-2024 00:42 via bbc.com
  
  India tested its first analog space mission in the Himalayan mountains of Ladakh.
  
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• HIF-2α drives TH2 cells | Science Signaling

  17-12-2024 15:01 via science.org
  
  Inhibiting HIF-2α impairs the development and function of asthma-promoting helper T cells in mice.
  
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• Erratum for the Research Article “Reciprocal regulation of mTORC1 signaling and ribosomal biosynthesis determines cell cycle progression in activated T cells” by T. Rosenlehner et al. | Science Signaling

  17-12-2024 15:01 via science.org
  
  HomeScience SignalingVol. 17, No. 867Erratum for the Research Article “Reciprocal regulation of mTORC1 signaling and ribosomal biosynthesis determines cell cycle progression in activated T cells” by T. Rosenlehner et al.Back To Vol. 17, No. 867 Full accessErrata Share on Erratum for the Research Article “Reciprocal regulation of mTORC1 signaling and ribosomal biosynthesis determines cell cycle pr…
  
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• Castration-resistant prostate cancer is resensitized to androgen deprivation by autophagy-dependent apoptosis induced by blocking SKP2 | Science Signaling

  17-12-2024 15:01 via science.org
  
  Blocking androgen receptor and the E3 ligase SKP2 may treat castration-resistant prostate cancer.
  
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• Bile acid–induced metabolic changes in the colon promote Enterobacteriaceae expansion and associate with dysbiosis in Crohn’s disease | Science Signaling

  17-12-2024 15:01 via science.org
  
  Bile acids promote Enterobacteriaceae overpopulation by increasing intestinal oxygen availability.
  
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• AXL-TBK1 driven AKT3 activation promotes metastasis | Science Signaling

  17-12-2024 15:01 via science.org
  
  The pathway that activates AKT3 to drive epithelial-to-mesenchymal transition in pancreatic cancer is revealed.
  
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• Major report joins dots between world's nature challenges

  17-12-2024 14:00 via bbc.com
  
  A new approach is needed to tackle the interlinked crises afflicting the planet, scientists warn.
  
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• U of S synchrotron testing next-gen EV batteries that could go 25x longer before replacement

  17-12-2024 12:00 via cbc.ca
  
  Electric vehicle manufacturers are using the University of Saskatchewan's particle accelerator to develop batteries with a lifespan pushing eight million kilometres, roughly 25 times the average life of current batteries.
  
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• One in four properties at flood risk by 2050 - report

  17-12-2024 04:20 via bbc.com
  
  Climate change could increase flood threats without improvements to defences, the Environment Agency warns.
  
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• Government has broken the law on sewage, says watchdog

  17-12-2024 01:44 via bbc.com
  
  The OEP has ruled that it allowed excessive sewage into England's rivers and seas.
  
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• Canada's cities are losing up to 19 days of winter

  17-12-2024 01:00 via cbc.ca
  
  In just the past 10 years, cities around the world, including in Canada, have lost weeks' worth of winter ski, skate and snow days each year due to climate change. They've been replaced by dozens of days of rain, melt and mud, a new analysis finds.
  
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• Why Switzerland is busy fixing up its vast network of nuclear bunkers

  16-12-2024 23:08 via cbc.ca
  
  Switzerland is spending 354 million to make sure its network of public and private nuclear shelters are in tip-top shape and ready to accommodate all nine million Swiss residents, should the need arise. 
  
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• Feathers ruffled on Halifax trail after rare owl attacks

  16-12-2024 11:00 via cbc.ca
  
  Two joggers were attacked by owls last week on a Halifax walking trail. Owl attacks are rare.
  
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• Bronze Age massacre victims likely cannibalised

  16-12-2024 01:02 via bbc.com
  
  At least 37 people appear to have been butchered and likely eaten in a Bronze Age massacre in Somerset.
  
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• Early humans were 'big game hunters' with mammoth appetites, new research shows

  15-12-2024 10:00 via cbc.ca
  
  New research examining the eating habits of the people who lived in North America during the Ice Age suggests they were skilled hunters with meaty, mammoth appetites.
  
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• World's biggest iceberg heads north after escaping vortex

  14-12-2024 16:43 via bbc.com
  
  The world's biggest iceberg is drifting towards the Atlantic Ocean after being stuck near Antarctica.
  
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• Edmontonian developing 3D printer that could be 'manufacturing plant of the moon'

  14-12-2024 15:00 via cbc.ca
  
  A 21-year-old is designing a new device meant to take soil from the lunar surface and convert it into essential equipment for astronauts on the moon
  
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• Highland beaver release planned for Glen Affric

  14-12-2024 10:22 via bbc.com
  
  Forestry and Land Scotland has applied for a licence to release the animals on a loch.
  
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• What can parasite eggs preserved in medieval poop tell us about human history?

  14-12-2024 00:25 via cbc.ca
  
  Most people don’t get excited about intestinal parasite eggs preserved in 500-year-old human feces. But Marissa Ledger isn't like most people.
  
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• How quickly is the universe expanding? Astronomers and theorists can't agree

  13-12-2024 23:01 via cbc.ca
  
  New observations from the James Webb Space Telescope back up previous findings from the Hubble telescope that contradict theoretical predictions, suggesting the standard model theorists work from needs a revisit.
  
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• Could this AI-powered robot revolutionize cattle farming?

  13-12-2024 20:25 via cbc.ca
  
  Meet SwagBot. Researchers at the University of Sydney are betting on this four-wheeled robot to make the cattle farming industry smarter, greener and more efficient. Outfitted with sensors and machine learning, SwagBot can check the health, type and density of pastures — and even keep an eye on a cow's health.
  
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• Canadian monarch enthusiasts, experts welcome possible new protections for butterfly in U.S.

  13-12-2024 19:02 via cbc.ca
  
  Monarch butterfly enthusiasts and experts in Canada say possible increased protections for the species in the United States are important.
  
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