The natural world is full of gender diversity: female hyenas have pseudo penises used for sex and urination, many species of fish and plants change their sex over their lifespan, and female lions have been known to grow manes and develop a masculine growl. Those are among many examples in a new episode of CBC’s The Nature … Read more
Federal authorities have closed Canada’s only known live coral reef in the Pacific Ocean to all commercial and recreational bottom-contact fishing. Fisheries and Oceans Canada says the indefinite closure came into effect on Feb. 14 for the Lophelia Reef, located in the Finlayson Channel of British Columbia’s Central Coast, about 500 kilometres northwest of Vancouver and 200 kilometres directly east of … Read more
For the ninth straight month, Earth has obliterated global heat records — with February, the winter as a whole and the world’s oceans setting new high-temperature marks, according to the European Union climate agency Copernicus. The latest record-breaking in this climate change-fuelled global hot streak includes sea surface temperatures that weren’t just the hottest for … Read more
Buried in the heart of the Indian Ocean, this tiny tropical island is actually a part of France, despite a 10-hour flight separating it from Europe. Only spanning 40 miles in length, the island of Reunion lies to the southwest of Mauritius and is part of the Mascarene Islands. Legally, this pocket-sized idyll is an … Read more
People could be making tracks to see an impressive new exhibit of 320-million-year-old footprints at the Cape Breton Fossil Centre in Sydney Mines, N.S. A group of geologists from Cape Breton University recently found fossilized claw imprints that are remarkable for their size and age. “The stuff we get on Cape Breton and in Nova Scotia … Read more
This story is part of CBC Health’s Second Opinion, a weekly analysis of health and medical science news emailed to subscribers on Saturday mornings. If you haven’t subscribed yet, you can do that by clicking here. In Bangladesh, roughly 300,000 people have been infected with dengue this year during the country’s worst-ever outbreak of the mosquito-transmitted disease. … Read more
As Hurricane Larry lashed Newfoundland in 2021, university students from Halifax headed to a rural area in its track to find out whether the ocean might whip microplastics up into the atmosphere then transport them by air to otherwise pristine communities. The results, you could say, blew their socks off. “It was such, like, an astonishing result that we … Read more
