Pic o’ the Week: Brrrrr! Icy Sharks Appear in Michigan

Some lucky people in the US state of Michigan were treated to a rare site -- sharks! ... in landlocked Madison Heights, a Detroit suburb. In the midst of a frozen midwinter landscape, artist Jennifer Ramirez said she "Took a break from drawing for a little while today. Got some sharks started" ... and voilà …

Pic o’ the Week: Colors of Antarctica

Photographer Tony Beck snapped this stunning photo during a tour of the Antarctic Peninsula in January 2010 with Worldwide Quest and One Ocean Expeditions. In his words: "These 'iceberg alleys' often reveal endless shapes, forms, lines and patterns of ice. Among them, we often see many shades of blue. We also find wildlife like whales, seals, penguins, …