Scientists from the University of Calgary have discovered a new dinosaur specimen that they say appears to be the "missing link" in the evolution of tyrannosaurs.

Lyme disease, a potentially debilitating tick-borne infection if it is left untreated, is a growing problem in parts of Canada, with thousands of reported cases. But could there soon be a vaccine?

The European and Canadian Space Agencies renew a communal declaration of collaboration every 10 years, but this time the renewal is taking on special significance.

Allison MacGillivary recounts the moment she and her family spotted a killer whale swimming backwards off the shoreline in West Vancouver.

A Canadian-led study found nearly 300 instances of seahorse smuggling in 62 countries over a decade — and researchers say the findings highlight only part of the true scale of the illegal trade.

The Okanagan and "misfortunate crayfish" were previously mistaken for "signal crayfish, "researcher says

For 67 years, the observatory on Hawaii's Mauna Loa volcano has been taking these measurements daily  — tracking the invisible gas that is building up in our atmosphere and changing life on Earth.

A first-ever all-Canadian expedition to Antarctica explores the climate changes and political challenges facing the remote continent.

Potholes do more than slow us down, they're also a drag on the economy. Municipalities are spending millions more than they used to on potholes, and that is being passed on to taxpayers and drivers.

As turtles come out of hibernation, they risk getting hit by cars or boats. A Nature Conservancy of Canada program is trying to increase their chance of survival by asking volunteers to transport the reptiles to a turtle rehab centre in Laval, Que.

There is growing alarm over climate and ecological risks of deep-sea mining, even as companies like Impossible Metals develops a mining robot intended to work on the seabed of the Pacific.

Former astronaut and cabinet minister Marc Garneau has died. He was 76.

A fish harvester from Carbonear, N.L., snapped a photo of a black iceberg while fishing for shrimp of the coast of Labrador in mid May. It caused a sensation on social media, and impressed a Memorial University professor who says it's likely a very old piece of ice dating back thousands of years.

Ariel Lukaniuk says a renovation at a neighbouring row house has allowed raccoons to get into her bedroom walls, but her complaints to the city have solved nothing. The city says it’s aware of the problem and the neighbour has taken steps to remove the raccoons.

Solar panels now power pumps used by salt farmers in India’s western Gujarat state, replacing diesel machines and providing them with increased profits and a better way of life.

UNESCO Global Geoparks are distinct regions with internationally important geology that tells the story of earth’s history. UNESCO revalidates geoparks every four years, and three of the five in Canada — among only 229 on the planet — have been told they need to improve.

Prolonged exposure to wildfire smoke can have short- and long-term impacts on one's health, especially for those with chronic conditions, seniors, young children and pregnant women.

Marina Barcenilla was studying the chemical makeup of interstellar bodies when she realized she could marry her two passions — space and scent.

A fleet of orange food delivery machines is being tested as part of a pilot project led by Skip, formerly known as SkipTheDishes, and Real Life Robotics, an automation company under the University of Waterloo's startup incubator called Velocity.

Wildfire smoke is spreading throughout Central Canada and into parts of the U.S., with air quality warnings being issued in both countries.