Science & Climate

The animal swam more than 3 kilometres across major ocean currents A coyote, like the one in this stock photo, amazed scientists after swimming more than three kilometres across San Francisco Bay to reach Alcatraz Island on Jan. 24. (Harry Collins Photography/Shutterstock)  Camilla Fox has been fascinated by wild canines for …

Climate models call for what could be a strong to ‘super’ El Niño brewing this summer This map plots areas of sea surface temperature that are higher (red) or lower (blue) than normal. The large red ‘tongue’ that extends west from South America is part of the characteristic pattern of …

Disease can spread to humans when particles from dried rodent droppings are inhaled In Canada, the rodents that have been known to carry hantavirus are typically found in rural and wooded areas. (Robert Corrigan/Columbia University)  As Canadians embark on spring cleaning, public health officials are advising them to take steps to …

Health unit also encourages people to report ticks to keep tabs on where arachnids are popping up It’s almost always tick season now, Wellington-Dufferin-Guelph Public Health says in updated guidance. The health unit recommends anytime the temperature is above freezing, people should check themselves, their children or their pets for …

CBC News put some of your most asked hantavirus questions to the experts Port vessels accompany the MV Hondius as it departs the Granadilla port after all passengers were evacuated in Tenerife, part of the Canary Islands, Spain, on Monday. (Chris McGrath/Getty Images)  Now that most of the passengers from a …

Kira Egete, who studied squirrels’ colour vision, will be among 400 students at Edmonton event Kira Egete, a Grade 10 student at Our Lady of Lourdes Catholic High School in Guelph, Ont., developed a science project examining how squirrels respond to different colours. Her work has earned her a spot …

Biologists reveal the evolutionary role of flowers Flowers are for sale at the municipal market in Cartago, Costa Rica. (Yuri Cortez/AFP via Getty Images)  Mother’s Day is a time to recognize everything moms do — and for many, that appreciation is often expressed through the gift of flowers. Known for their …

Yellow-bellied marmot spotted living at the University of Northern British Columbia campus A yellow-bellied marmot has moved into a burrow on the University of Northern British Columbia’s campus in Prince George. (Submitted by Roy Rea)  A yellow-bellied marmot, which typically lives in southern B.C., has somehow found its way to the …

7 decade career included ‘Zoo Quest,’ ‘Life on Earth’ and ‘Blue Planet’ British nature documentarian David Attenborough turned 100 on Friday. (Sir David Attenborough/BBC/Reuters)  Britain’s David Attenborough, who has for decades been the world’s most authoritative voice on the natural world and whose documentaries have been watched by hundreds of …

Scale of the Tracy Arm Fjord tsunami shows the catastrophic potential of such waves, researcher says An oblique aerial photo of a landslide south of Juneau, Alaska, at the terminus of South Sawyer Glacier, and Tracy Arm Fjord is seen on Aug. 13, 2025. The trim line along the far …