A Valley of Goblins

Goblins lurk in a remote corner of Utah. They aren’t the Halloween type! Instead, they are unique, curiously shaped rocks, found by the thousands in Goblin Valley State Park. They are in columns or pillars formed by layers of rock with differing resistance to weathering, called hoodoos, and they have an interesting geologic history.

By |2021-10-28T06:50:37-07:00October 28th, 2021|Our Amazing Earth|4 Comments

Tracking Traces of Dog Domestication

Dogs have been human companions for thousands of years. As the first animal species domesticated, dogs altered human relationships with the natural world and profoundly influenced the course of early human history. New data indicate that dogs most likely accompanied the first explorers as they traveled southward from Siberia and fanned out across the Americas.

Water Security in a Crowded World

Achieving water security has been a challenge throughout human history. Now, an astonishing two-thirds of the global population is projected to have difficulty accessing potable water by 2025. Energy and clean water production are correlated, and fortunately intelligent people are currently exploring options to harness the power of the sun to reduce water shortages.

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