Canada’s forestry sector is responsible for far more greenhouse gas emissions than show up in official tallies, potentially leading to policies that aren’t in line with the country’s climate goals, a new study suggests. The peer-reviewed study, published in the academic journal Frontiers in Forests and Global Change, found that annual greenhouse gas emissions attributable … Read more
An invasive species of crayfish that reproduces by cloning itself was discovered last summer in a Burlington, Ont., park — the first time the marbled crayfish has been identified in the wild in North America. Since then, a group of experts has been working to stop the species from spreading. The crayfish are in City View park, on … 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
A robotic lander built by a private company suffered a technical problem on its way to the moon on Monday, threatening to upend the first U.S. soft lunar landing in over 50 years. The issue with the lander’s propulsion system followed a successful launch of a new Vulcan rocket debuted by a joint venture of … Read more
Not far from the bank of Wapiti River, just 11 kilometres from Grande Prairie, there’s a paleontological goldmine: an ancient riverbed that contains fragments of skeletons of hundreds, possibly thousands, of animals from the late Cretaceous period, some 70 million years ago. Discovered in 2014, the bonebed is known as a DC site, or, more formally, Wapiti Unit 3. … Read more
In a converted shipping container perched oceanside in Ketch Harbour, N.S., a group of people gather to peer into tanks filled with fuzzy pieces of gravel. The rocks are covered with tiny blades of sugar kelp. Soon, the squares of steel mesh they’re fixed to will be suspended in the water at a kelp farming demonstration … Read more
In a converted shipping container perched oceanside in Ketch Harbour, N.S., a group of people gather to peer into tanks filled with fuzzy pieces of gravel. The rocks are covered with tiny blades of sugar kelp. Soon, the squares of steel mesh they’re fixed to will be suspended in the water at a kelp farming demonstration … Read more
2023 was a busy year in science. Here are 10 stories worth revisiting as we wind up the year. 1. Canadian Jeremy Hansen chosen to fly to the moon A Canadian astronaut was selected as part of the crew for NASA’s Artemis II mission to the moon. Jeremy Hansen and three crew mates will fly … Read more
As It Happens6:18Chimps and bonobos remember friends and families’ faces, even after decades apart When Laura Simone Lewis visited Kendall the chimpanzee for the first time in six months, she wasn’t sure how he would react. The researcher had been working with the chimp at the North Carolina Zoo in 2015 as part of her … Read more
It’s not every day that a video of a cat goes viral. OK, it’s not every day that a video of a cat goes viral and marks a historical milestone for space exploration. But that’s what happened when NASA’s Deep Space Optical Communications experiment beamed an ultra-high definition streaming video back to Earth on Dec. 11 from 31 million kilometers … Read more
