South Korean girl group KARA arrive during the 21st High1 Seoul Music Awards at Olympic gymnasium on January 19, 2012 in Seoul, South Korea. (Photo by Chung Sung-Jun/Getty Images)

Penitentes, or nieves penitentes (Spanish for “penitent-shaped snows”), are a snow formation found at high altitudes. They take the form of tall thin blades of hardened snow or ice, closely spaced with the blades oriented towards the general direction of the sun.

A steam traction engine with a broken rear axle in Pall Mall, London. (Photo by Topical Press Agency/Getty Images). November 1923

Google has built its first self-driving car prototypes and hopes to test hundreds more models this summer. If all goes well, the company is planning a pilot program in California over the next few years.

Unloading a Cartopper from a UPRR work train at Port Barre Louisiana. Kinda scary to watch, but it worked like a charm.

Coca-cola mini kiosks by ogilvy & mather Berlin promote tiny coke cans. To promote the launch of its tiny coke cans, coca-cola and advertising agency ogilvy & mather berlin deployed and installed a series of miniature kiosks throughout five different major cities in Germany.

Skoda caused a huge stir with its car made out of cake. The advert features an army of bakers creating a Fabia out of an array of tasty baked treats, while Julie Andrews sings about her favourite things in the background. The chassis is built from huge slabs of sponge cake. Its paintwork is marzipan. Golden Syrup lubricates the engine. And the roof is finished with sugar.