Whale-sized, monstrous octopuses prowled the seas during the Age of Dinosaurs, snatching prey with their huge tentacles and crunching them with powerful jaws, fossils from B.C. and Japan suggest.

The shooting death of a Calgary-born astrophysicist in mid-February in front of his Southern California residence sent shockwaves through his academic and professional circles.

Before she died at age 96, Doreen Edna Buhler lived a difficult but remarkable life. But death was not the end of Buhler's story. As part of her final wishes, she donated her remains to the University of Alberta's Anatomical Gifts Program to further a future generation of medical professionals.

Western University researchers have released a striking new image of the planetary nebula Tc 1, offering fresh insight into the cosmic origins of "buckyballs," spherical carbon molecules first detected in space by the same team 15 years ago.

Researchers say that low snowpack levels on Vancouver Island are likely to stress salmon populations that are already dealing with the impacts of habitat degradation, overfishing and hotter waters.

NASA's Curiosity rover has identified more organic compounds on Mars as scientists strive to learn whether the Red Planet ever harboured life. Five of the seven diverse organic compounds, which were confirmed in an experiment by the six-wheeled rover in rock that formed in a dried lakebed near the planet's equator, had never previously been identified on Mars, researchers said.

The N.W.T. SPCA says it’s gotten concerns from tourists and residents alike for years over the care and conditions of animals, and the current legislation limits how and when authorities can intervene to protect an animal.

Scientists have long known that deepsea female anglerfish use their glowing lures to draw in unwitting prey. Now, a new study posits the appendage may have an additional function — as a beacon for lonely little males, looking for love in the dark abyss.

The Northern Expedition ferry, serving Prince Rupert and Haida Gwaii, is travelling at lower speeds in an effort to reduce the risk of hitting humpback whales and other marine mammals in the region.

A growing number of P.E.I. farmers are using agricultural drones to give them a head start on the season. Spring time is muddy on the Island, making it almost impossible for heavy trucks and tractors to get into fields. But the drone is adding a couple of extra weeks to get work done before planting. Nancy Russell and drone operator Aaron Adetuyi have the story.

CBC News has learned from a senior government source that Marineland — the permanently closed theme park and zoo in Niagara Falls, Ont. — is requesting $10 million to $20 million in a federal loan to move up to 30 belugas and four dolphins to aquariums across the U.S.

A new all-electric passenger ferry is moving ahead and while it will reduce underwater noise pollution, marine mammal experts and researchers says it is increasing another risk to humpback whales.

Japan issued an advisory Monday for an increased risk of a possible mega-quake in northern coastal areas, induced by a major earthquake earlier in the day.

A Transport Canada survey that asks drivers to weigh in on car headlight glare closes April 20, 2026. Experts and everyday drivers in Nova Scotia have some strong opinions to share.

A salmon war is bubbling up in the waters of Atlantic Canada. On one side are fish farmers who raise salmon in ocean pens. On the other is a conservation group called the Atlantic Salmon Federation.

The spring lobster season gets underway on April 25 this year, one week earlier than the traditional start date of May 1. That's causing problems for at least one of the Island's larger harbours. CBC’s Nancy Russell explains.

Benny the foal is only a few days old, but his owners say he's already taking their stable by storm.

Thawing permafrost on a small island off the Yukon’s north coast is shedding light on how climate change could dramatically affect the Arctic landscape in years to come.

Delta, B.C., is an unlikely location for Canada to challenge China's hegemonic control of the refining of lithium, a critical mineral whose supply chains have emerged as a key concern from the White House to Ottawa and beyond.

In the warm waters emanating from Ontario's largest nuclear plant, fish are gathering by the thousands. Ahead of an Earth Day livestream, CBC News got a rare look at what some call a 'fish city,' a striking scene scientists say may signal a changing Great Lakes ecosystem.