The colourful auroras that treated skywatchers across the country last weekend and the total solar eclipse last month are reminders that the Earth is in direct line of fire from activities on the surface of the sun. The Space Weather division of the U.S. National Oceanic and Atmospheric Administration (NOAA) has been issuing warnings for … Read more
Our planet is changing. So is our journalism. This weekly newsletter is part of a CBC News initiative entitled “Our Changing Planet” to show and explain the effects of climate change. Keep up with the latest news on our Climate and Environment page. Sign up here to get this newsletter in your inbox every Thursday. This week: From … Read more
The Rocky Mountains conjure up images of grey rugged peaks capped with white. But within the upper reaches of the harsh mountain landscapes, a rosier hue often blooms. Watermelon snow, also known as glacial blood, is caused by algae that turns the snow a startling shade of red. The algae blooms in summer, forming on … Read more
