The brightest planets in the night sky are aligning for a must-see show in late February and March 2012. Start looking tonight!

A flurry of solar activity in early March dumped enough heat in Earth's upper atmosphere to power every residence in New York City for two years. The heat has since dissipated, but there's more to come as the solar cycle intensifies.

NASA is so sure the world will not come to an end on Dec. 21, 2012, that they already released a video for the day after. Despite what the Mayan calendar may seem to say or doomsayers claim, NASA remains 100% confident that the world will not coming to an end in 2012.

Antarctica, on average, is the coldest, driest, and windiest continent, and has the highest average elevation of all the continents. Antarctica is a desert, with annual precipitation of only 200 mm (8 in) along the coast and far less inland. The temperature in Antarctica has reached −89.2 °C (−128.6