Nkosi sikelel’ iAfrika Nkosi sikelela, thina lusapho lwayo Setshaba sa, South Afrika Imagine. Around you is a sea of sand, stretching out far beyond the horizon. Mirages reflect the cloudless sky, and ...

People mellow with age. (At least, most of us do.) The emotions of youth become less all-important and less demanding of our attention. Young people feel that every perceived slight needs addressing.

There are San Andreas faults in many places. They happen where two rigid continental masses slide past each other at fairly rapid pace. The San Andreas fault separates (‘connect’ would be the wrong ...

The last time I wrote an article here, it was to talk about Afar Region volcanoes, and I promised more to come. This is still a project that I have in mind, but that will have to wait a little longer ...

People mellow with age. (At least, most of us do.) The emotions of youth become less all-important and less demanding of our attention. Young people feel that every perceived slight needs addressing.

A top-secret development on Mount Rainier came out in the open this morning. There was widespread surprise and excitement when people in Tacoma and Seattle saw a rocket launched from the summit of the ...

These are not eruptions like we have seen in modern times. The two largest eruptions of the past 2000 years are Tambora in 1815, and Taupo around 200 AD. They ejected around 150 km 3, decent VEI-7’s ...

To me, it’s an eruption because it’s throwing rocks and it’s on a volcano. It could be phreatic or magmatic. It’s phreatic if it’s driven by heated groundwater, or magmatic gasses from an intrusion, ...

Here is the famous Steppe, the dry grass-land, the never-ending plain stretching across Eurasia from China to Hungary. Rainfall is too limited for trees to grow. The climate is harsh, with hot summers ...

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Like other natural disasters, volcanic eruptions can have an impact on civilizations. Of course they can annihilate them, but they can also contribute to their economic development by providing a ...