Colorado's efforts are not enough to solve its ozone problem

A year after health officials issued a record number of alerts for high ozone levels on Colorado's Front Range, federal and state officials are trying to rein in the gas that can make outdoor activities a health risk.

Climate change is pushing toxic chemicals into drinking wells

Don Myron is probably best known as the guy who survived one of the deadliest fires in Oregon's history by sheltering overnight in a river with a patio chair. So there was never any question that Myron would rebuild his home ...

Rethinking how valley fever spreads

Coccidioidomycosis, commonly known as valley fever, is a disease caused by two species of fungi from the genus Coccidioides: C. immitis and C. posadasii. Normally found in desert soil, these fungi can cause such symptoms ...

Testing times: Borneo orangutans get COVID swabs

Dozens of critically endangered orangutans in Malaysia have been tested for the coronavirus, with vets in protective suits undertaking the tricky task of giving the apes nasal swabs.

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