In no particular order, Bob McDonald reviews 10 of the most fascinating accomplishments and noteworthy science news events of 2025.

This year brought us our third-known interstellar visitor, beautiful displays of the northern lights and the opening of the Vera C. Rubin Observatory that will change our views on the universe in ways we have yet to understand. But now, we look ahead to just some of the cool things skywatchers might want to keep an eye on in 2026.

A magnitude-9.0 earthquake off Vancouver Island would cost B.C. $128 billion in economic losses, according to a provincial report.

In a new book called Why Whales Sing, Eduardo Mercado details his life's work to try and understand what whale songs are all about.

This year's snowy owl migration is marked by the bird's recent classification as a threatened species by the Committee on the Status of Endangered Wildlife in Canada.

The wise hardworking beaver is considered a keystone species. Found in every province and territory, beavers balance ecosystems with their industrious dams. They also have a special place in many Indigenous cultures.

Now, environmental groups and others are concerned that the apparent pivot from the Carney government will reverse years of progress made on nature conservation. Among the initiatives now facing uncertainty: new national parks and protected areas, as well as federal support for the Indigenous guardians program.

Bob’s Blog: "It's been a profound experience to actually feel how slow we are by watching myself grow old as we take our first baby steps among the stars"

Two young moose have been removed from the northwest Calgary community of Arbour Lake after a run-in with a dog that resulted in minor injuries for the pet.

Some London-area butchers say the availability of holiday turkeys is unchanged, despite an ongoing avian influenza outbreak in Ontario that's seen tens of thousands of birds culled.

Nearly two months after Ottawa denied Marineland's request to export its whales, residents in Niagara Falls, Ont., continue to wait for news on the future of the shuttered theme park's property and dozens of animals, including up to 30 belugas and four dolphins. “Every time I drive by, it makes me really sad,” a local real estate agent says.

Environment and Climate Change Canada's top 10 weather stories of the year include the second-worst wildfire season on record and droughts that stretched across the country.