A fireball that lit up the night sky over Alberta and Saskatchewan was a 100-kilogram meteor, experts say.

Former public safety minister Stockwell Day says he wasn't in favour of giving police extra powers when he was in charge of the file in 2007.

Burlington, Ont. has been named "Canada's riskiest online city" by internet security software firm Symantec for the second year in a row, followed by Port Coquitlam, Vancouver and Langley, B.C.

Sony's PlayStation Vita portable gaming system launches today in Canada, the U.S., Latin America and Europe. Here's a review of its look, feel and features.

An Ontario man's recent discovery that someone had covertly attached a GPS tracking device to his vehicle led him to call for Canadians to realize how the technology can be used.

A Toronto researcher has designed a low-cost bionic knee that he hopes will dramatically change the lives of amputees in the developing world.

Rogers Communications Inc. announced an 11 per cent increase in its dividend Wednesday as the telecom giant reported higher fourth-quarter profits that easily beat analyst expectations.

Built-in email and new apps are now available to BlackBerry PlayBook users, with the release of a long-awaited operating system upgrade.

Aspiring astronauts and other eager adventurers willing to spend four months on the barren lava fields of Hawaii's Big Island are being invited to apply to take part in a study of how astronauts might eat on a mission on Mars.

Opponents of the government's online surveillance bill say Canada should look to its allies for cautionary tales before pushing ahead with measures that would erode Internet freedom.

Biologists have identified an entirely new family of amphibians — called chikilidae — endemic to northeast India but with ancient links to Africa.

A man from Sudbury is in Chile testing a $3 million mining robot he helped design and build.

Japan is taking its time to rebuild a year after a devastating earthquake, tsunami and nuclear meltdown, David Suzuki says in an interview with CBC's Q cultural affairs show.

Dolphins and whales deserve legal protection as non-human 'persons' under the law, scientists meeting in Vancouver said. Should dolphins and whales have 'human' rights?

Scientists in Russia have made a major breakthrough in permafrost research - they have germinated a 32,000-year-old ice-age seed.