Tsunami

After New Zealand was hit with a third earthquake, officials have issued another tsunami warning after cancelling an earlier advisory.

The threat of natural disasters is always there. The test is how we prepare and respond.

A warning has been issued after the quake hit southeast of the Loyalty Islands, east of Australia, on Wednesday.

Sections of the Alaska peninsula coast were under tsunami warnings on Monday after a quake struck in the North Pacific.

Scientists warn that an unstable mountain slope above Barry Arm could collapse, triggering a massive landslide.

My brother and I have set up The Gandy Foundation and have been able to open four kid's campuses so far—situated in Sri Lanka, Malawi, Nepal and Brazil.

Over the past decade, landslides have been responsible for generating giant waves in Alaska and Greenland.

Following the quake, tsunami warnings were issued but these were subsequently retracted.

A study has reconstructed the immediate aftermath of the asteroid 66 million years ago to learn more about the impact of the momentous event.

Some 500,000 people live in Campi Flegrei's "red zone." Researchers say the government's emergency plan should acknowledge the possibility of tsunamis if an eruption occurs.

Indonesia's Meteorology, Geophysics and Climatology Agency urged anybody near the coastline to keep a distance of at least 500 meters.

"With the tsunami, we can only pray humbly and not celebrate much for this year's Christmas," Pastor Rusman Anita Sitorus said.

Rescue workers are still battling to reach the hardest-hit areas of Saturday's disaster.

Mount Etna is one of Europe's most active volcanoes.

"If there is looting again, we will quickly fire a warning shot and then shoot to immobilize," said Ida Dewa Agung Hadisaputra, a local military colonel.

Officials have said the waves produced by the magnitude 7.1 quake do not pose a threat to Hawaii.

The death toll is expected to rise once the rubble of more than 13,000 flattened and damaged houses is cleared away.

"There are 180 inhabitants, and we are very concerned and afraid," one resident said.

The quakes came two hours apart and were likely caused by tectonic shifts in the Mariana Trench.

Russia's submersible drone, known to Russia as Poseidon and to the U.S. as Kanyon, may change nuclear warfare as we know it.

Seven years ago, Japan was struck by a massive earthquake and tsunami that killed almost 15,000 people and triggered a nuclear meltdown. 

A number of webpages for the National Oceanic and Atmospheric Administration featured alerts that pages would not be updated.

Parts of the U.S. and Canada have been issued tsunami warnings after the 8.0-magnitude quake.

The last major earthquake from this zone was in 1700.

The quake was the second recorded in New Caledonia in 12 hours and the third in a month.

Scientists had been working to discover the origins of the Aitape skull since it was discovered in Papua New Guinea in 1929.

As frightening as they are, real tsunamis do much less damage than storms—and they may be less common than scientists realized.

It's still coming, six years later.

Photographer Tetsuro Takehana found a place where time appears to have both stood still and moved on.

Scientists discover a geological structure in the Shumagin Gap similar to the one that produced the deadly Tohoku earthquake.