Rotten eggs, horse urine, formaldehyde, bitter almonds, alcohol, vinegar and a hint of sweet ether. That heady bouquet, according to Swiss researchers, is the 'perfume' of comet 67P/Churyumov-Gerasimenko.
About 12,000 years ago, small groups of hunter-gatherers found a home very high up in the Peruvian Andes. Now, their stone tools and other artifacts have revealed their presence at about 4,500 metres above sea level,
Apple has posted a new security warning for users of its iCloud online storage service amid reports of a concerted effort to steal passwords and other data from people who use the popular service in China.
The federal government has launched a public campaign to help an increasing number of Canadians fly drones safely, though documents show many would-be pilots are facing lengthy delays in getting permission to send the popular unmanned aircraft buzzing skyward.
Google's music-subscription service will try to anticipate its listeners' mood swings as it amplifies its competition with Pandora, Spotify and other popular services that play tunes over the Internet.