Our Sun's intermittent solar flares expel millions of tons of hot plasma into space, increasing radiation exposure and disrupting communications

Earth's sea level is rising. Can humanity make a stand against this threatening force of nature, or do we have to give up our coastal living space?

Volcanoes can erupt anytime, anywhere in the world, threatening hundreds of millions of people. A supervolcano could devastate our entire planet

Humans are releasing CO2 and methane that's causing Earth's ice to melt rapidly. Can we stop ice from melting before its catastrophic consequences?

It's just a matter of time until an asteroid sets course for the earth. Our only hope of prevention? High-tech computers, satellites, and rockets.

Tornadoes can devastate entire regions within just a few minutes. They destroy anything in their path and their emergence is virtually unpredictable.