Science & Climate

Study finds opposing layers of spirals that counteract each other, allowing the tusk to grow straight The straight tusks of narwhals, which are mainly found on males, are an oddity among living animal species. This pod is swimming in oceans around northwest Greenland. (Carsten Egevang)  The narwhal tusk is a true …

Visitors to Comber-area farm say bee bed therapy helped them relax; research on mental health impact limited This Ontario farm is using bees for relaxation therapy. Is it a buzzkill for stress?  This small hut on Diana Graham’s 28-hectare farm near Comber in southwestern Ontario contains two wooden beds with …

Here’s what to know about natural, or white, hydrogen Max Power says it found 800 metres of ‘continuous natural hydrogen readings’ from this well drilled in July at the Lawson Complex in southern Saskatchewan. (Max Power)  A Saskatchewan company is drilling for hydrogen and trying to prove it can be extracted …

When larger animals and plants return, minuscule algae, mosses and lichens may not Staurastrum ophiura, a species of freshwater desmid algae. It’s a group with huge diversity, but researcher Michael Melkonian has found many species unexpectedly missing in a restored wetland near his home. (Gerd Günther) A regrown forest can look …

Role of feces in deep oceans 540 million years ago might tell us more about modern nutrient cycles Researchers looking at records of fossilized feces from sea creatures that existed about 300 million years before dinosaurs found that fecal matter likely contributed to making deep water ecosystems more habitable and …

Meteor shower, which began July 17, reaches its peak Thursday and Friday A Perseid meteor streaks across the night sky in the Negev Desert in Israel early Thursday. (Amir Cohen/Reuters)  The Perseid meteor shower occurs annually when Earth passes through the trail of debris left behind by Comet 109P/Swift-Tuttle. The celestial …

‘It literally looked like it was a blizzard,’ says festival performer In Pasadena, the Humber Valley Strawberry Festival on Aug. 7, 2026 was a memorable affair for performers and concert-goers alike as thousands of moths arrived at Pasadena Place. (Submitted by Melanie Wells)  This year’s Pasadena Days-Humber Valley Strawberry Festival in …

McMaster lab partnered with Environment Hamilton on ‘What’s the Grime?’ study Grime built up along Chelsie Wylie’s windows and on her lawn furniture in early July, the east-Hamilton resident told CBC Hamilton at the time. Now, McMaster University research say they’ve determined what the grimy black substance contains. (Submitted by …

Minister responsible says adjustments required, but field programs advancing Two scientists with the Geological Survey of Newfoundland and Labrador complete field work north of Burgeo, N.L., in 2023. (Natural Resources Canada, Targeted Geoscience Initiative)  Increasingly severe wildfire seasons are a public safety concern in Newfoundland and Labrador, while also having implications …

Many freshwater animals aren’t well known, but face a ‘silent’ extinction, researchers say These are some of the varied fish species that live in Tannery Creek in Aurora, Ont., collected during an electrofishing survey by Ontario Streams in the spring of 2025. They were measured, weighed, recorded and then released. …