Actor Leonardo DiCaprio plans to fly to space on Virgin Galactic's new commercial spaceliner, along with the winning bidder in a charity auction at the Cannes film festival, according to news reports.

The Irish potato famine that caused mass starvation and approximately 1 million deaths in the mid-19th century was triggered by a newly identified strain of potato blight that has been christened "HERB-1," according to a new study.

A microbe discovered in the Canadian high Arctic thrives at the coldest temperature known for bacterial growth.

"Checking Facebook should only take a minute."

Amazon on Thursday announced expanded availability of its Kindle Fire HD tablet lineup. Both the 7-inch and 8.9-inch models are now available for preorder in more than 170 countries worldwide. The Kindle Fire HD is equipped with 1280 x 800 pixel resolution display and a 1.2GHz dual-core OMAP4460 processor, while the 8.9-inch model features a 1920 x 1200 pixel resolution display and a 1.5GHz dual-core OMAP4470 processor. The Kindle Fire HD and Kindle Fire HD 8.9 are available for $199 ... more