Hurricane Jova is pushing northeast into the southwest coast of Mexico tonight (October 11) and Wednesday morning, causing heavy rains and possible mudslides.
Scientists first observed an ozone hole over Antarctica in the mid-1980s. But in 2011 - for the first time - an ozone hole opened over the northern Arctic.
We now have the first scientifically accepted photos of triple and quadruple rainbows. For some, it's as if we've captured a picture of a real unicorn.
Meteorological models see rain ahead for dry Texas and Oklahoma and for soaked Northeast - and maybe tropical storms in Gulf and Caribbean. More active weather coming.
Scientists led by Scripps Institution of Oceanography found forests might be taking up more atmospheric CO2 during photosynthesis than previously thought.