The "WAGD" post of the day

Earthquake surge in Hierro volcano in the Canary Islands suggests that volcano might blow.

Hello megatsunami?

That the Canaries constitute a danger was shown 300 000 years ago when a part of the island El Hierro slid into the sea, triggering a mega-tsunami which carried rocks as high as a house for many hundreds of metres into the interior of the east coast of what is today the USA.

but the real worry is Las Palmas, not Hierro...

and factoid of the day:

The Greek historian Thucydides suggested in his late 5th century BC, History of the Peloponnesian War, that tsunamis were related to submarine earthquakes,^[5][6]