Nacreous clouds above Antarctica. Look at the glowing, pearlescent skies over NASA's Radome at McMurdo Station in Antarctica. Shot a few days ago by photographer Deven Stross, this image reveals a special property of clouds near the south pole.
dendroica: An inquisitive owl tilts her head to the side to pose for the camera. The young female burrowing owl took a shine to photographer Leonardo Casadei, 35, from her perch in a palm tree in Brazil.