Natural Disasters

Hurricane Katrina was the most expensive hurricane in history, while a 1780 storm killed the most people of any hurricane.

Tens of thousands of people in Japan have already sought shelter from powerful storm Nanmadol, which could be the most destructive in decades.

Hurricane Fiona has struck both Puerto Rico and the Dominican Republic.

Roads and buildings washed away, riverbanks undermined – a new National Park Service video shows the damage from the June 13 Yellowstone flood.

Researchers detected a powerful solar storm that hit Earth 9,200 years ago. Strangely, the storm hit during a solar minimum -- and scientists worry it could happen again.

At least 1,008 earthquakes swarmed Yellowstone National Park in July 2021, the most in a single month since June 2017.

A large 40-foot-wide sinkhole opened suddenly near South Australia's ancient Limestone Coast, threatening to break away even more

The Japanese government announced plans to dump more than 1 million tons of treated wastewater from the Fukushima nuclear power plant into the ocean, beginning in two years.

Part of a glacier collapsed in the Indian Himalayas, triggering an avalanche that destroyed one dam and damaged another. Hundreds are feared missing or dead.

California is having a record-breaking year of flames, as dozens of wildfires have set the state ablaze.

After the Bighorn Fire burned a large area near Pima County, Arizona, a river of dark sludge rushed toward town.

A destructive tornado hit northern Dallas on Sunday, Oct. 20, causing widespread power outages and significant property damage.

The Saffir-Simpson hurricane only goes up to Category 5. But in theory, winds from a powerful hurricane could blow the scale out of the water, scientists say.

What causes the sun's 11-year cycle of sunspot activity? According to two new studies, it could be literal tsunamis of plasma.

New Orleans is bracing for a tropical storm that is expected to hit tonight or tomorrow, bringing with it chances of intense flooding.

A mud-volcano island that burst from the waters off the coast of Pakistan during a deadly earthquake in 2013 has disappeared beneath the waves.

Even so, the chance of big quakes near Ridgecrest, California, decreases with time.