Science & Climate

Drone photography reveals insights into northern resident orca motherhood A northern resident killer whale with two of her offspring. New research suggests more calves have an impact on how quickly the mom recovers body fat. (Sharon Kay/Raincoast Conservation Foundation, MML-22)  One and a half years of pregnancy, up to two years …

158 juvenile giant tortoises released on island where they’d been wiped out for 180 years A total of 700 tortoises are planned to be released gradually in Floreana Island in Ecuador’s Galápagos archipelago.  (Submitted by Galápagos Conservancy)  For the first time in more than 180 years, giant tortoises are roaming Floreana …

Repeat lab testing shows inconsistent SPF numbers with the same sunscreen A camera that filters all light aside from UV light can highlight sun damage invisible to the naked eye. A Marketplace investigation has found that sunscreen could be giving Canadians a false sense of security about how well sunscreen …

Researchers looked at the modern human DNA found in Neanderthal X chromosomes The life of a neanderthal family is shown in an exhibit inthe new Neanderthal Museum in of Krapina, Croatia in 2010. A new study suggests that when Neanderthals and humans interbred, most of the human genes came from …

Ranch is the start of a large-scale agricultural shift for the Willow Lake Métis Nation Bison are released at Willow Lake Métis Farms, located about 50 kilometres southeast of Fort McMurray, Alta., on Feb. 18. (Vincent McDermott/CBC)  A cacophony of hooves against metal and snow pierced through a fierce blizzard at …

Moon’s magnetic field was strong for brief periods, and Apollo moon rocks weren’t representative, study finds A full moon is seen shining over NASA’s Artemis II SLS (Space Launch System) moon rocket and Orion spacecraft at the Kennedy Space Center in Florida in the early hours of Feb. 1, 2026. …

The herring spawn attracts wildlife and onlookers to witness an increase in marine activity Ryan Cutler captured this drone image of the herring spawn near his home in Salmon Beach, B.C. (Ryan Cutler)  Ryan Cutler was looking out his window from his home near Salmon Beach, on the west coast of …

Two female sea lions are settling in at the Vancouver Aquarium after arriving from Marineland in Niagara Falls, Ont. (Vancouver Aquarium/Instagram)  Two sea lions from Marineland have made the cross-country journey to their new home at the Vancouver Aquarium. Holly and Maui, both 18, are getting used to their new space, …

Northern saw-whet owls can find it difficult to hunt prey beneath the snow Northern saw-whet owls are smaller than robins, and can have difficulty hunting prey in deep snow. (Submitted by David McCorquodale)  The snow that has blanketed much of Nova Scotia this winter is pushing some of the province’s smallest …

Species was usually only found in bogs in Fundy National Park Scientists discovered a new population of four-toed salamanders in Riverview, the first time they’ve been found in New Brunswick outside Fundy National Park. (Submitted by Josh Christiansen)  A new scientific study explains how a town in the Greater Moncton area …