Dave Phillips, senior climatologist with Environment Canada, explains what conditions create a heat dome and how 'oppressive and sultry' temperatures get locked in for days.

Millions of people are under a heat warning in Ontario, Quebec and the Atlantic provinces, with Environment and Climate Change Canada warning that temperatures could reach as high as 35 C.

Last year was the hottest in recorded human history. This year, Canada continues to be affected by heat waves and record-breaking temperatures. One big shift is the increase in nighttime temperatures, prompting health concerns across the...

Watch Israel’s advanced iron dome defence system protect it from Gaza’s rocket strikes. What is the iron dome defence system, and how did Hamas manage to breach it?

Unverified video shows what Russia claims were two drones sent by Ukraine to kill President Vladimir Putin Wednesday. Ukraine denies it, and experts say it may have been a Russian move to bolster domestic support for the war.

Satellite images have come to the fore, showing the aftermath of the Iranian strike on the Al Udeid air base of the Americans in Qatar last month.. Watch in for more details!

After nearly three years of construction at the historic Allan Gardens Conservatory in Toronto, the Palm House reopened to the public featuring an array of greenery. CBC’s Britnei Bilhete gives an inside look into the newly restored...

Comments from U.S. President Donald Trump following his departure from the G7 summit in Kananaskis, Alta., are casting doubt on new progress in trade talks with Canada. Trump said Canada is 'going to have to pay a lot of tariffs on things.'

For sports franchises built on storied legacies, embracing innovation is a total game-changer— and Gillian Zucker is going long on reimagining the future of sports. We'll hear from this powerhouse president about the winning strategies...

The Summerside sports dome has been closed for a week due to a mechanical failure linked to having to switch to generator power. That's left many sports teams without a spot to play. Officials are hoping to get the ball rolling on...

Donald Trump just took his toughest stance yet against Ukraine’s President Volodymyr Zelenskyy—calling him a "grossly incompetent" leader and a poor negotiator. This comes as the U.S. and Russia hold exclusive peace talks in Saudi...

The collapse of Concordia University’s Stinger Dome is leaving some recreational soccer players in the lurch. Meanwhile, in Laval, Que., Centre du Golf UFO deflated after snow tore through it, leaving a large tear.

For more than two years, the Anne Scripps Whitcomb Conservatory was closed to the public, but as of December its reopened its doors. CBC's Katerina Georgieva got a tour inside.

After 64 years, the Johannesburg Planetarium has been significantly upgraded. Its new cutting-edge digital projectors will enhance the planetarium’s role in science education, providing tens of thousands of learners an unparalleled...

Flames host family of NHL superstar for first time since passing of Johnny and Matthew Gaudreau.

The Telus World of Science Zeidler Dome is known as a place to explore the mysteries of far off places and the outer edges of the universe. But a new immersive dome experience is inviting audiences to contemplate another big mystery —...

The city is planning to operate the Belltown Dome as a “natural ice surface” instead of a refrigerated arena, meaning skating can only happen when outdoor temperatures drop below freezing. As Arthur White-Crummey reports, some residents...

A candlelight vigil was held to honour the memories of former Calgary Flames star Johnny Gaudreau and his brother, Matthew, who were killed by a suspected drunk driver.

Iran’s supreme leader Ayatollah Ali Khamenei has congratulated the nation on what he called a “victory” over Israel, according to a post from his official account on X.

Iran’s Supreme Leader issues sharp warnings to Washington, claiming the ability to strike US bases in West Asia at any time following recent tensions.

Satellite images have come to the fore, showing the aftermath of the Iranian strike on the Al Udeid air base of the Americans in Qatar last month.. Watch in for more details!

Minister for Education Norma Foley said it was a 'significant day' as the start of the free schoolbook scheme gets under way.

1970s: Advertisement of historical North Carolina exhibit. Group of students walk past row of buses. N.C. State Capitol.

The heritage listed atomic bomb damaged Hiroshima Dome from World War 2.