Flash Flood in Utah

Flashflood in Utah triggers Debris Flow

On August 30th massive rain storms precipitated huge amounts of water in this basin in Utah. These then travelled along a canyon in a flashflood and triggered a debris flow.   Additionally, there is drone footage following the front of the flow. It is amazing how rain can trigger such a force of nature. Unfortunately, […]

A geologic mystery solved! – The sailing stones

When you write about geology you inevitably come across a couple mysteries that are just unsolved. In the Racetrack Playa in Death Valley they have many names for this phenomenon. Racing Rocks Sailing Stones Wandering Stone Moving Stones In the end they were just as puzzling. These rocks were moving without any apparent force moving […]

The state of science on climate change

Reading about climate change can be overwhelming. There are many questions asked and many implications for humans. The typhoon on the Philippines shows once again that Earth is changing. But the data alone isn’t very telling. No one I know has actually read those reports or has understood them very well. What does it mean […]

Mama Etna is back!

One big reason to go into geophysics is pretty obvious: Volcanoes! I got to know Boris Behncke during my high school years. He’s a geophysicist situated in Sicily, Italy. And to our fortune he’s quite keen on photography and shares these gems on various platforms. The latest paroxysm produced a very special event: That moment, […]

Phantastic Physics!

Guns and physics mix pretty well. While I don’t want to advocate gun use! Nevertheless, they’re still a marvelous example when it comes to trajectories and the like. So two weeks ago the Veritasium Youtube Channel posted a puzzling video involving a gun and a wooden block, but see for yourself: So what do you […]