CBC - Technology

Manmade homes meant to protect bats from the elements can become deadly in a heat wave, with reports worldwide of mass casualties in an animal population already under threat. But a few tweaks to the houses could help their inhabitants thrive.

Also on the show: Seabirds get jet lag, how estrogen affects fish, Ice Age basecamp excavation and battery researcher wins Canada's biggest science prize.

Canadian Space Agency astronaut Joshua Kutryk said he was overwhelmed with emotion looking at the Earth during a seven-hour spacewalk on Thursday.

The Squamish Nation will honour the whale's life and spirit through a ceremony and traditional practices.

In this issue of our environmental newsletter, we find out how to reduce bat deaths from wind turbines, check out a new book of close-ups of creepy crawlies and attend a fashion show full of ideas for styling thrifted clothing.

A small agricultural service shop in central Alberta has developed an all-mechanical tractor that promises low-cost reliability and ease of repair in a sector where most machinery has become increasingly high-tech and often includes computer servicing contracts. Ursa Ag in Bowden is fielding inquiries from across North America.

The International Space Station is roughly 400 kilometres above Earth, moving at roughly 7.66 kilometres per second, and today, Canadian Space Agency astronaut Joshua Kutryk will be whizzing around Earth while working outside of it to install solar arrays.

Katharine Eckert and Kevin Estrada tell The National about the moment Eckert caught and released a giant 11-foot white sturgeon on B.C.’s Fraser River in what could be a record for largest freshwater fish caught by a female angler in North America.

Scientists using a Chile-based telescope have identified an icy object orbiting beyond Pluto ‌that may join our solar system's small roster of dwarf planets.

A new study of cougar deaths in west-central Alberta found mortality risk was higher near residential areas and secondary roads and among cougars that frequently crossed human-made clearings. Of the 37 documented cougar deaths, 29 were caused by people.

Two bald eagles returned to the Cape Breton Highlands earlier this week. One bird spent the last two years recovering from lead poisoning. The CBC's Ethan Hunt was there to see their release.

A dead humpback whale found floating in Howe Sound was struck by a B.C. Ferries vessel last week, according to the Department of Fisheries and Oceans (DFO).

The super El Niño in the Pacific Ocean is living up to its forecast hype, and it hasn't even peaked yet. When it does, experts say its effects will be felt across Canada this winter.

While other dinosaurs were crunching the bones of their prey in their powerful teeth, or slowly gnawing on leaves and twigs, Infernogallus jamesi may have been happily savouring nature's sweet delights.

Parks Canada has quietly axed a search and rescue dog program that dates back to the early 1970s. It was highly used in the mountain national parks for backcountry rescues, to search for missing people, support local police, locate people who died in avalanches and find illegal campsites.

A new study shows sled dogs have back legs shorter than other dogs by six per cent, but experts in the sled-dog world say this is already widely known.

WARNING: This story contains graphic images of wildlife. Wildlife photographer Peter Mather said he was “shocked” to find a pair of bull caribou with antlers locked together, one of them dead, in the mountains south of Whitehorse earlier this month. He captured what happened as other wildlife fed off the carcass, still attached to the other bull.

A new study involving a 380-million-year-old fossil from Nunavut is sparking new questions amongst researchers as to why tetrapods originally developed necks.

A British Columbia man has been fined $7,500 after being caught in the possession of endangered northern abalone — a kind of mollusk that's been covered by a harvesting ban since 1990.