Twisters

An unprecedented series of violent tornadoes is sweeping across Oklahoma. Tornado chasers, headed by Dr. Jo Harding, attempt to release a groundbreaking device that will allow them to track them and create a more advanced warning system. They are joined by Jo's soon to be ex-husband Bill, a former tornado chaser himself, and his girlfriend Melissa.

As a new day begins in the town of Silverton, its residents have little reason to believe it will be anything other than ordinary. Mother Nature, however has other plans. In the span of just a few hours, an unprecedented onslaught of powerful tornadoes ravages Silverton. Storm trackers predict that the worst is still to come, as terrified residents seek shelter, and professional storm-chasers run toward the danger, hoping to study the phenomenon close up and get a once-in-a-lifetime shot.

As a new day begins in the small American town of Minninnewah, the residents start their day as ordinary as the next. Mother Nature, however, has other plans for them. Inhabitants have just 13 minutes to seek shelter before the largest tornado on record ravages the town, leaving them struggling to protect their loved ones and fighting for their lives. Left to deal with the aftermath, four families must overcome their differences and find strength in each other in order to survive.

A deadly patchwork of destructive cyclones is on an apocalyptic path of convergence at a populated Midwest city center. There, the twisters will merge into one mega tornado that threatens to obliterate the cities for hundreds of miles around.

Geophysicist Dr. Josh Keyes discovers that an unknown force has caused the earth's inner core to stop rotating. With the planet's magnetic field rapidly deteriorating, our atmosphere literally starts to come apart at the seams with catastrophic consequences. To resolve the crisis, Keyes, along with a team of the world's most gifted scientists, travel into the earth's core. Their mission: detonate a device that will reactivate the core.

For best friends Becky and Hunter, life is all about conquering fears and pushing limits. But after they climb 2,000 feet to the top of a remote, abandoned radio tower, they find themselves stranded with no way down. Now Becky and Hunter's expert climbing skills will be put to the ultimate test as they desperately fight to survive the elements, a lack of supplies, and vertigo-inducing heights.

After paleoclimatologist Jack Hall is largely ignored by UN officials when presenting his environmental concerns about the beginning of a new Ice Age, his research proves true when a superstorm develops, setting off catastrophic natural disasters throughout the world. Trying to get to his son, Sam, who is trapped in New York City with his friend Laura and others, Jack and his crew must travel to get to Sam before it's too late.

A seven-mile-wide space rock is hurtling toward Earth, threatening to obliterate the planet. Now, it's up to the president of the United States to save the world. He appoints a tough-as-nails veteran astronaut to lead a joint American-Russian crew into space to destroy the comet before impact. Meanwhile, an enterprising reporter uses her smarts to uncover the scoop of the century.

An adrenaline seeking snowboarder gets lost in a massive winter storm in the back country of the High Sierras where he is pushed to the limits of human endurance and forced to battle his own personal demons as he fights for survival....

After a harrowing plane crash, Special Forces officer James Belmont and his combat dog, Odin, find themselves stranded deep in the Alaskan wilderness. Together, they are forced into a brutal fight for survival against the elements.

In October 1991, a confluence of weather conditions combined to form a killer storm in the North Atlantic. Caught in the storm was the sword-fishing boat Andrea Gail.

Despite scientist Nathan's warnings, his boss continues an experiment meant as publicity for his satellite firm: exploding an asteroid. Instead it splits, and the major piece, the size of Iceland, changes course to earth. It is deflected but so close that it shift our course closer to the sun, causing rapid extreme heating, hopefully only mid-term. Nathan warns his sister, TV journalist Carly, and she her lover, police detective Tom. He brings his unruly daughter Kim, her ex-con lover C.J. and her mother, nurse Bonnie, when Nathan offers a flight to a friend's Arctic weather station. Tom takes charge of a dangerous trip to the airport, as everywhere on earth things catch fire and people fight for water, transport and sheer looting.