A new study claims thunderstorms threaten to rip a hole in the ozone layer, but elements of the study are unproven.
During thunderstorm that lasted only 30 minutes in Toronto, lightning struck the iconic CN Tower Ã¢Â€Â“ more than once.
Alexander Semenov, marine biologist and photographer, is documenting the bizarre life forms that live in Arctic waters.
"Drunken forests" such as this one in Alaska, can be found where large-scale thawing of ground ice has occurred.
Hot and dry weather in Portugal has fed wildfires. Fires are now 'under control' on the island of Madeira.
A summer full of bizarre weather in the UK, with torrential rain and now scorching sun, has created hurdles for the Olympics.
Jakarta's river is one of the most polluted in the world. Decomposing trash contributes to climate change.
Thanks to NASA, the graceful swirls and whorls of the Mississippi River as seen from space.