Rare roll cloud phenomenon advances over the ocean like a giant wave, captivating onlookers and spreading rapidly online.

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

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 ...

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.

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 ...