Who’s the most powerful person on Earth? Many people would say it's the American president. Why? Because the United States is a superpower – and the president is its leader. So when there’s a U.S.

A new blood test can spot Alzheimer’s disease in patients with memory loss. That’s the word from researchers at Lund University in Sweden, who studied 1213 patients with a mean age of 74.

On September 12, two astronauts took the first private spacewalk in history. The SpaceX Polaris Dawn mission was funded by billionaire entrepreneur and pilot Jared Isaacman.

In August, the World Health Organization (WHO) declared a global health emergency for mpox. It’s the second time in two years that the international health agency has done so.

It’s official, starting this fall. No more cellphones in the classroom. Students in most provinces are affected.

Jasper National Park, Canada’s largest national park in the Canadian Rockies, is reeling from its worst wildfire in more than 100 years.

Team Canada returned home from the Paris 2024 Summer Olympic Games with a record number of medals.

The Summer Olympic Games open in Paris on July 26. France has hosted the Olympic Games five times before. It’s the third time Paris has taken up the torch.

The sky isn’t falling, but debris from space is.

In May, a Saskatchewan farmer spotted something in his fields. At first, he thought it was garbage. Then he took a closer look.