Registered journalists receive a weekly “heads-up” email noting any upcoming Canadian papers and research, or other media-worthy events in the world of science journalism. Registration is free and …

Registered journalists receive a weekly “heads-up” email noting any upcoming Canadian papers and research, or other media-worthy events in the world of science journalism. Registration is free and …

Registered journalists receive a weekly “heads-up” email noting any upcoming Canadian papers and research, or other media-worthy events in the world of science journalism. Registration is free and …

Registered journalists receive a weekly “heads-up” email noting any upcoming Canadian papers and research, or other media-worthy events in the world of science journalism. Registration is free and …

As children spend less time outdoors, compelling new research — and reimagined schoolyards — point the way back.

BRITISH COLUMBIA, Canada — On a sunny Thursday in May, Kent Kebe had to scrape yet another bighorn sheep carcass off Highway 93/95 running through Radium, British Columbia. The necropsy confirmed what...

Bird flu has crossed into cows, infected humans, and spread across continents. Experts are deeply uneasy

New Canadian-led research into northern resident killer whales suggests even when food is plentiful, orca moms struggle to regain body fat when they have more living offspring.

Humpback whales are more likely to get entangled in fishing gear in years when rising ocean temperatures make cold-water habitat harder to find, according to new research published Wednesday.

A new study looking at the brains of expert birdwatchers found they were structurally more efficient, allowing them to retain details and absorb new information better than non-experts.

March 8 will be the last time British Columbians have to change their clocks, B.C. Premier David Eby announced Monday.

Federal freezes to foreign assistance are affecting grants for investigative reporters everywhere — but especially in poorer countries.

Snowy owls that once glided across wide open spaces of the Arctic tundra are seeing their homes shrink under thickening shrubs. They face a gauntlet of other threats, all of which decimate their numbe...

This football-sized creature could grind its teeth like a hard-core plant-eater, back before that was really a thing — and it may be the earliest vertebrate herbivore ever found.

Declining snowpack can affect everything from municipal water systems and agriculture to lake levels, shipping and wildfire risk in Canada’s forests.

Archeologists have found the remains of a cluster of tents with hearths on a remote High Arctic island that date back more than 4,000 years. They offer surprising new insights about the first people w...

Planting trees on 6.4 million hectares of northern taiga forest could remove 3.9 gigatons of CO2 by 2100 — five times Canada's annual emissions.

Scientists are baffled by the results from new Arctic research.

A host of departments issued "workforce adjustment notices" to thousands of employees in the third week of January.

Hundreds of public servants have already received layoff notices in Ottawa and across Canada, as the federal government begins to issue notices of potential job cuts in departments. CTVNewsOttawa.ca l...

Wooded environments release organic compounds that seem to improve respiratory health, but the magnitude and mechanism of the effect remains unclear.

Forty years after the end of commercial hunting, whales face an increasing threat from global shipping

Some Atlantic salmon conservation groups in Cape Breton are raising the alarm after a federal advisory committee changed the fish's status to endangered throughout Nova Scotia and the southern Gulf of...

Proponents of salmon farm ban say several wild salmon populations have rebounded since their closure

B.C.’s oceans are turning acidic faster than once thought, study finds

Decades of research shows waves, wind and darkness would defeat containment efforts for much of the year, raising questions about new oil export plans

Federal data collected over four years have shown that derelict fishing gear is an underestimated threat. Some experts say it is diminishing both ocean life and fisheries.

Registered journalists receive a weekly “heads-up” email noting any upcoming Canadian papers and research, or other media-worthy events in the world of science journalism. Registration is free and …

Registered journalists receive a weekly “heads-up” email noting any upcoming Canadian papers and research, or other media-worthy events in the world of science journalism. Registration is free and …

Registered journalists receive a weekly “heads-up” email noting any upcoming Canadian papers and research, or other media-worthy events in the world of science journalism. Registration is free and …

Recent advances in computer vision and other types of artificial intelligence offer an opportunity for facial recognition to apply to bears and other animals.

“It's like the Trump administration promoting Biden in an ad campaign,” said Ahmed Al-Rawi, Director of the Disinformation Project at Simon Fraser University. “This is unreal, like science fiction.”

In the forests of the Sierra Nevada, the black-backed woodpecker is without parallel. The bird appears almost born of fire, thriving on the flames that flicker through California’s coniferous forests ...

Canadian climate experts say the dismantling of a major U.S. research centre could drive some of the world’s top climate scientists north of the border, reshaping where critical weather and climate re...

Canada's legally binding climate target seems to be out of reach, according to new data released from Environment and Climate Change Canada.

The 20th anniversary of the annual report tracks how sea ice, snow cover and many other vital signs of the Arctic have changed, and the impact that’s having on people and wildlife.

Permafrost supports homes and communities across Northern Canada. However, as the climate warms, melting permafrost poses significant challenges for infrastructure.

Top 3 Sierra magazine articles of 2025

From shrinking sea ice to wetter weather, the latest report card catalogues a year of rapid-fire change

At a remote mountain camp in B.C., Canada’s avalanche rescue dogs learn the skills and form the bonds that might mean the difference between life and death

A new study offers rare insights into how two species use each others’ sounds, size and speed to eat better together than they could alone

Researchers from Dalhousie University were trying to study how northern resident orcas find salmon to eat, but they ended up finding an unexpected symbiosis with another species — dolphins.

Researchers are celebrating a new calf born to the critically endangered southern resident killer whale population.

Populations of northern bottlenose whales (Hyperoodon ampullatus), playful animals that resemble large dolphins, stretch across the Atlantic Ocean, with each group of whales living year-round in a…

A North Atlantic right whale spotted off Ireland last year has made an "extraordinary" 3,000-mile journey to Boston, scientists say.