A new study has detected the deadly brain-eating amoeba, Naegleria fowleri, in hot springs and warm waters at Yellowstone, Grand Teton, and Lake Mead Recreation Area. The pathogen, which is almost ...

Imagine a scene in a movie about the Old West, where the characters are in a desperate search for water in the desert, stumbling across a barren landscape under a scorching sun, and carrying an empty ...