Dry lake city: Great Salt Lake is shrinking

Utah's Great Salt Lake is the defining physical feature of its arid Western state. Seventy-five miles long and nearly 35 miles wide, the salt water remnant of ancient Lake Bonneville teems with aquatic life, serves as a critical ...

Grand Canyon weighs killing, capturing bison to cut numbers

The National Park Service is looking at using sharpshooters, capture and other methods to reduce the number of bison that are roaming the far northern reaches of the Grand Canyon and damaging resources, officials said.

Preventing protein unfolding

When the body loses its ability to fold proteins into the correct shapes, the result can be irreversible and tragic. The accumulation of unfolded or misfolded proteins in the brain causes many devastating neurodegenerative ...

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