Take a look at this dramatic footage from May 3 showing residents evacuating Fort McMurray as a massive wildfire spreads across the area.
Take a look at this footage from January showing lightning striking a tree in Las Vegas, Nevada, sending chunks of the tree everywhere.
The wildfire, spanning 10,000 square miles, forced mandatory evacuations for over 60,000 people in the city.
Take a look at this stunning video of a beautiful, unknown jellyfish species seen during a deepwater exploration of the Marianas expedition on April 24.
This dramatic video shows orca whales trapped in the ice. Rescue workers used hooks, ropes and long poles to clear a path through the ice. More workers braved the bitter cold waters to guide the whales to safety.
A classic Omega Block will set up across the United States this week. Bernie Rayno explains the impacts.
Thunderstorms swept across Oklahoma bringing severe weather on April 29. Two confirmed tornadoes made landfall. This video shows a lightning strike hitting close to home in Norman, Oklahoma.
A state of emergency was declared in Gregoire, Alberta, on May 1, as a wildfire engulfed parts of the area close to Fort McMurray. Hundreds of people have been forced to evacuate their homes.
The Eagle River firefighters in Avon, Colorado, had an unusual call on May 1, to help remove a bear that had broken into a second floor apartment raiding a fridge.
Take a look at this footage in Worcester, United Kingdom, of a Droitwich fire station crew rescuing a duckling stuck in a drain on April 27.