Author Judith Humphrey says anyone can learn to be an effective spontaneous speaker.

A new study published this week in the journal Science Advances suggests that climate change has caused a dramatic increase in the amount of soils or sediments flowing from the Arctic shore and the shallow continental shelf into the ocean over the last decade. These chemicals and nutrients have the potential of fueling the growth of plankton at the bottom of the food chain, which could have significant impacts on fish and marine mammals and change the Arctic ecosystem, said Lauren Kipp, a graduate student at the MIT-WHOI Joint Program in Oceanography and the lead researcher.

Prof. Michelle Macarthur says there are many factors that make Canadian actors vulnerable to sexual harassment.

The Porcupine caribou herd – a large migratory herd that usually ranges between Dawson City in the Yukon all the way up to the Arctic coastline of the Beaufort Sea in the Northwest Territories, Yukon and Alaska – numbers between 202,000 and 235,000 animals, said Mike Suitor, regional biologist for the North Yukon Region with Environment Yukon.

Seniors have long been advised to get vaccinations against the flu. They are now also urged to get a shot to protect against shingles.

“Evidence is beginning to build to suggest that Earth’s biosphere and its environment in the latter portion of the ‘Boring Billion’ may actually have been more dynamic than previously thought,” says McGill PhD student Timothy Gibson, lead author of the new study.

Prof. Colleen Carney says adults should follow the same advice as children in establishing a good sleep routine.

An animal rights billboard in Saskatoon, Saskatchewan.

Milos Raonic has one of the biggest serves in tennis.

Long-time Blue Jays star Jose Bautista had a miserable 2017 season, along with many of his teammates.