What do you get when 100 million cubic meters (3.5 billion cubic feet) of land suddenly plunge into an icy Alaskan fjord? Some big-ass waves, it turns out – including one that was taller than all but ...

Off the west coast of Africa, scientists have found evidence that tens of thousands of years ago a collapsing volcano sparked a megatsunami producing waves up to 800 feet high. The tsunami, which ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...

We live on a dynamic, sometimes violent planet. It’s just that we also live on it for a relatively short period of geologic time, and so we miss most of the action. Scientists drove the point home ...

Nearby coastlines were uninhabitable for 1,000 years because of the tsunami's devastating impact. According to a new study, archeologists have found evidence of the largest earthquake in human history ...

The Viking 1 lander arrived on the Martian surface 46 years ago to investigate the planet. It dropped down into what was thought to be an ancient outflow channel. Now, a team of researchers believes ...

A megatsunami on Mars 3.4 billion years ago may have been caused by an asteroid half the size of Kilimanjaro that sparked waves up to 820ft high, new research suggests. It is believed the tsunami in ...

EAST PROVIDENCE, R.I. (WPRI) — This may be a new term that you’ve never heard before – megatsunami – that’s what experts say was the result of what happened nearly 66 million years ago when a 6+ mile ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Those first images ...

A Martian megatsunami may have been caused by an asteroid collision similar to the one that killed the dinosaurs on Earth 66 million years ago. A huge tsunami may have surged through an ancient ocean ...