Multiple Systems Are Being Monitored

Now Playing

Multiple Systems Are Being Monitored

Next Up

Frozen Icicles Help Zoo Animals Beat The Heat

Africa To The Arctic: Giant Puppets Make Epic Journey

Heavy Rain Floods Mexico City, Shuts Down Airport

Explosive Lightning Strike Causes Fireball

Nature's Defense System Protects The US

Deadly Magnitude 6.1 Quake Hits Turkey

Nearly A Foot Of Rain Swamps Florida Island

Powerful Winds Rip Off Prison Roof

See Why Kiteboarders Flock To This Greek Coast

Interstellar Comet Breaks Speed Record

Now We Know What Killed 5 Billion Starfish

Stunning Lightning Show Cascades Over Florida

Buzzer Beaters: Best Ways To Banish Mosquitoes

Cars Submerged As Flash Floods Hit Milwaukee

Firefighters Continue to Battle Gifford Fire

Impact Of Wildfire Smoke On Sunrise And Sunset

Why Tomatoes Aren’t Ripe - Yet

NASA Explores Putting Nuclear Reactor On Moon

California Canyon Fire Erupts, Forces Evacuations

Gifford Fire Nears 100,000 Acres In California

Largest Wildfire In Decades Burns French Homes

Flamingos Shine In Perfect Sunset Photograph

Sweating Here Could Set Off Airport Security Alarms

Where Wines May Need Sunscreen To Survive