A bear wandered into a Subway sandwich shop in Canada, startling an employee, and sampling some food before letting itself out.

The annual Ig Nobel Prizes are given to scientists whose work made readers both laugh and think. This year's honors went to research on everything from puzzling placebos to spermicidal soda.

A lion mounts a horse, a skull is knifed, China celebrates its first space walk, and more in our picks of the week's news photos.

A temperature-driven trend toward more females and fewer males in Australia's spotted skink may increase populations in the short-term, a finding that contradicts previous studies.

The primates can identify photos of their acquaintances' rears and match them with the right faces--an ability that may elude humans, experts say.

NASA's Phoenix Mars Lander has detected snow falling from Martian clouds, and its soil testing shows further evidence of the planet's watery past, scientists say.

Paul McCartney performs in Israel, a German jigsaw puzzle may be the world's largest, and more in our weekly roundup of culture photos.

Yves Rossy, known as Fusionman or Jet Man, flew across the English Channel using only the jetpack and wings strapped to his back.

In Australia a dolphin female and calf are trapped in a lake, unable to find their way out. They apparently swam up a narrow creek.

Strapped to a jet-powered wing—and with little more than a helmet for protection—Jet Man rocketed across the Channel in 13 minutes Friday.

From squid suckers fit for a horror flick to an undulating landscape of polymers, see some of the winners of this year's International Science and Engineering Visualization Challenge.

Giant diamond discovered, Hurricane Ike victims return to ruins, and more in our roundup of the week's best news photos.

On live TV, a Swiss pilot will attempt to rocket into the history books by crossing from France to England using a single, jet-propelled wing attached to his back.

Pigs race and dive, a rescued lion is cremated, a giant fish is confiscated, and more in our weekly roundup of animal photos.

You don't have to wake up to smell the roses: Exposure to a rose scent means pleasant dreams, while smelling rotten eggs gives dreams a negative cast, researchers found.