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Tag: geology

Sailing Through Stunning Landscapes for Science

Each year at this time thousands of tourists embark on cruises along Alaska stunning coastal waters. If they are lucky, the tourists experience dry weather,…

The Smoking Gun

As any child can tell you, the Mesozoic Era ends with the extinction of the dinosaurs. Most geologists think the cause of that extinction was…

Sinkholes Claim Florida Man and Threaten Another House

Sometimes “solid rock” turns out to be anything but sturdy stuff. Limestone and a couple other related sedimentary rocks are common in some parts of…

Sometimes Mother Nature Doubles Down on Death

Not too long ago I rewrote my will, bringing it up to date. There’s nothing like tackling a project like that to remind me of…

Keeping Perspective with the Help of Geologic Events

Maybe you vote red, or maybe you vote blue. One thing is certain: with the upcoming election, we Americans seem to feel what divides us…

Reading the Record of the Tree Rings

Scientists have studied natural climate change for quite a while. Part of what we have learned about past climates comes from tree rings, and thereon…

How Fragile is the Solid Earth Beneath our Feet

Geology has surely been in the news lately, with the price of petroleum moving relentlessly upward, a threat to global economic recovery because oil is…

Blown Away by Handheld Device

I parked my ample butt on the granite steps and waited in the shade of a campus building. As good as his word, Dan Hanson…

The Right Time to Sell

With the price of gold over $1,000 per troy ounce, people have asked me if they should sell Great Aunt Edna’s rings and bracelets. Is…

Riches in the Midst of War

Some geologists are heroes. That was the thought that came to my mind when I read of what Afghan geologists had done during the long…