A rare "roll cloud" phenomenon resembling a tsunami startled beachgoers in Portugal, triggering strong winds. What is this ...

A massive landslide triggered by climate change unleashed a 650-foot “mega-tsunami” that caused Earth to vibrate for nine days. The seismic event in a remote part of Greenland last September ...

It resembles a giant wave rolling across the sky. Read more at straitstimes.com. Read more at straitstimes.com.

The dinosaur-killing asteroid that slammed into Earth 66 million years ago also triggered a jumbo-size tsunami with mile-high waves in the Gulf of Mexico whose waters traveled halfway around the ...

Evidence of the Storegga tsunami has been found in Norway, England, Denmark, Greenland, and Scotland, including the Shetland Islands. Around the mainland of the UK, waves may have reached 10 to 20 ...

Melting glaciers could trigger megatsunamis with 100m-tall waves, scientists warn. Researchers analysed one such case of a giant tsunami that unleashed destruction in remote parts of eastern ...