European fire ants have invaded parts of Canada, particularly Nova Scotia, Quebec, Ontario and New Brunswick. The spread of the fire ants has worsened in Nova Scotia and officials in that capital city will hold a briefing for residents on Monday night how to protect themselves from the insect.

The invasion has caused yards to become unusable, while homeowner have to don protective gear when moving the grass or hanging clothes dry.. The ant, which belongs to the specie Myrmica rubra, has a bite compared to a hornet's sting and an itch similar to poison ivy.

What can best be described as group spying has resulted in one of the world's most complete maps of one of the world's most secretive countries, North Korea.

The map, a project of Google Earth, reveals hundreds of sites rarely if ever seen by Westerners. Those include markets, manufacturing plants, prisons, anti-aircraft locations, military bases, and even the seaside homes of political leaders.

A bacteria that lives in hairspray and a coffee bean without caffeine are among the top 10 new species revealed Friday by researchers at Arizona State University.

The plants, bugs and other creatures are among the 18,516 species discovered in 2007 and reported in the "Status of Observed Species."

An Australian man whose body is covered in tattoos has said he will donate his skin to the National Gallery after he dies.

"To donate skin is not the most amazing thing in the world but the tattoos are revolutionary," Geoff Ostling, 65, told Sydney's Daily Telegraph. "It has never been done as a whole body before and not in a gallery."

A Tucson, Arizona-based firm is planning to grow mustard seeds on the lunar surface to know if plants can thrive on the moon.

Paragon Space Development Corp. founder and president Taber MacCallum told ABC News the mustard seeds contained inside a toaster-size transparent cylinder will be brought to the moon by another firm, Odyssey Moon Ltd., which is joining a Google-sponsored race for the first private company to land a robot on the moon.