Canadian astronaut Jeremy Hansen and the rest of the Artemis II crew have received a hero's welcome at Canadian Space Agency headquarters after their journey to the far side of the moon.

The work of researchers from across Canada is at the heart of a massive new telescope that could help unlock some of the biggest mysteries of the universe from its perch at one of the highest elevations in the world.

There’s been a lot of talk about the possibility of a "super" El Niño developing this year, but scientists say not to expect impacts in Canada this summer. That doesn’t mean we get off scott-free.

The hemlock woolly adelgid — named because it is covered in white woolly material — can cause foliage loss and even kill eastern hemlock trees. A team at Nova Scotia's Acadia University are rearing specialized predatory insects they're hoping can control these pests. The CBC's Gareth Hampshire suited up to get into the facility.

Camilla Fox has been fascinated by wild canines for most of her life, even helping to raise an orphaned wolf pup as a child. But the journey of the so-called “Alcatraz Coyote” is unlike anything she has seen before.

Prime Minister Mark Carney welcomed the Artemis II astronauts to Ottawa Wednesday telling them their recent trip around the moon has served as an inspiration for the whole country.

Photographer Steve Sheppard says he captured a particularly “lucky shot” in St. Anthony, N.L., last week: an iceberg with a heart-shaped pool on top.

The federal government is providing $66 million to an array of Canadian artificial intelligence projects to help them access compute power to commercialize and scale up their work, AI Minister Evan Solomon announced Tuesday.

As Canadians embark on spring cleaning, public health officials are advising them to take steps to protect themselves from hantavirus carried by rats and mice.

The definition of 'hunting' is at the centre of a ruling from B.C.'s Environmental Appeal Board which upheld a decision to punish a wildlife biologist for his actions toward an endangered caribou herd he is studying in northern B.C.

Suckerfish, it turns out, are not always the most considerate travel companions to their manta ray hosts.

Wellington-Dufferin-Guelph Public Health has updated their tick guidance as the population of arachnids grows locally and they're found in more locations, including in people's gardens.

Now that most of the passengers of a luxury cruise ship are back in their home countries after a deadly outbreak was declared on board, questions and concerns about the illness continue to circulate. CBC News put some of your most asked hantavirus questions to the experts.

Latvian and Canadian troops are testing battlefield ground drones on a major NATO exercise, drawing directly on Ukrainian combat lessons as autonomous warfare rapidly evolves. The war games are unfolding amid a political crisis triggered by a wayward Ukrainian drone strike — a stark warning of how electronic warfare and unmanned systems are reshaping modern conflict.

A "habituated" black bear was killed by Alberta Fish and Wildlife Enforcement Services last week after reports of it frequenting a populated area. The bear was repeatedly seen in the west-central Alberta summer village of Burnstick Lake, about 80 kilometres southwest of Red Deer in Clearwater County.

The Ministry of Community Safety confirmed a "bear incident" Friday that resulted in the death of a 25-year-old man.

Scientists say new species of ticks carrying troubling pathogens travelling our way from the northern United States at a rate of about 50 kilometres per year, including the lone star tick which can leave a bitten person with a severe allergy to meat.

The largest gathering of snakes in the world is now underway in Manitoba — a little later than usual — as tens of thousands of garter snakes emerge from their dens in Narcisse.

Kira Egete and her family are obsessed with squirrels. Turns out, it's not such a nutty passion. Now, the Grade 10 student, whose project examines how squirrels see colour, will be among 400 participants at the Canada-Wide Science Fair in Edmonton later this month.

Old Ottawa South residents are celebrating new signage that shares the story of an ancient boulder that was unearthed during city work and gave them a place to gather during the COVID-19 pandemic.