Weather

By Jason Hanna, Elizabeth Joseph, Claudia Dominguez and Susannah Cullinane, CNN Storms unleashed devastating tornadoes late Friday and early Saturday…

By Derek Van Dam and Haley Brink, CNN Meteorologists A powerful storm raced across the central US late Friday, unleashing at least 19 tornadoes in…

By Allison Chinchar, CNN Meteorologist The calendar may be nearing winter, but the weather is set to serve up severe thunderstorms capable of…

By Pedram Javaheri and Judson Jones, CNN The earthquake swarm off the Oregon coast continues — with almost 100 quakes in the past 48 hours…

By Jennifer Gray, CNN meteorologist Six unmanned Saildrones are heading out on a six-month voyage to face some of Earth’s most hostile ocean…

CNN Editorial Research Here is some background information about the 2004 Indian Ocean tsunami. On December 26, 2004, an earthquake with an estimated…

CNN Editorial Research Here is a look at tsunamis. Tsunamis are formed by a displacement of water – a landslide, earthquake, volcanic eruption,…

By Pedram Javaheri One of North America’s most active fault lines sprung to life on Tuesday after a swarm of more than 40 earthquakes —…

By Judson Jones, CNN Meteorologist Snow is in the forecast. It’s entirely possible this week for a couple of major cities that are waiting to…

By Rob Shackelford and Taylor Ward, CNN Power has been restored to parts of downtown Honolulu after heavy rain flooded the area, but many residents…