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Favorite Geology of the Columbia Gorge, Spring Fieldtrips


The April 2015 Fieldtrip is FULL. Sign-up now for MAY Join the Gorge Chapter of Ice Age Floods Institute for one of two Geology of the Columbia Gorge fieldtrips being offered in Spring, 2015. These bus and walking trips cover the central portions … Continue reading

Ice Age Floods National Geologic Trail

NPS Logo

The Ice Age Floods National Geologic Trail will highlight significant geologic features along the path of cataclysmic floods that rampaged across the lands from Missoula, MT through eastern Washington, the Columbia Gorge and the Portland Basin to the Pacific Ocean during the end of the … Continue reading

Evolution of Fins-to-Hands Confirmed


   It’s no big news that hands and feet evolved from aquatic fins. But when you look at a modern fish, it’s hard to imagine just how fins like theirs evolved into the hands, wrists and fingers that you and … Continue reading

Broughton Mill Flume

Broughton Flume

Anyone who has been on our longer field trip may remember passing by Broughton Mill and looking for the remnants of this flume on the hillsides between there and Drano Lake. There’s quite a story behind it that is of … Continue reading

Dreadnoughtus Takes Title of Largest Land Animal


Scientists have discovered the fossilized remains of a new long-necked, long-tailed dinosaur that has taken the crown for largest terrestrial animal with a body mass that can be accurately determined. Measurements of bones from its leg and arm revealed that the … Continue reading

The Incredible Shrinking Dinosaur


Scientists have mapped how one group of big, fearsome dinosaurs evolved and steadily shrank to the likes of robins and hummingbirds, in a surprising shrinking and elegant evolution of some Triassic dinosaurs into birds. Comparing fossils of 120 different species … Continue reading

Two Years Ago a Solar Storm Nearly Destroyed Life As We Know It

On July 23, 2012, the sun unleashed two massive clouds of plasma that barely missed a catastrophic encounter with the Earth’s atmosphere. These plasma clouds, known as coronal mass ejections (CMEs), comprised a solar storm thought to be the most … Continue reading

New Ancient Species May Be Largest Flying Bird Ever

Pelagornis sandersi

When South Carolina construction workers came across the giant, winged fossil at the Charleston airport in 1983, they had to use a backhoe to pull the bird, which lived about 25 million years ago, up from the earth. But if … Continue reading

New Hanford Reach Museum – Floods Storyteller


The new Hanford Reach Interpretive Center celebrates the natural and cultural history of the Hanford Reach of the Columbia River, the only free-flowing section of the river in the United States above Bonneville Dam, and the greater Columbia Basin. Our … Continue reading

How the “Great Dying” of 250 million years ago may have been caused by a microbe


As extinctions go, they don’t come any bigger. Some 250 million years ago, an event or series of events wiped out 90 percent of the Earth’s species. It happened over the course of about 60,000 years, the blink of an … Continue reading