President Donald Trump's speech at the Iowa State Fairgrounds marks the kickoff of the yearlong celebration of America's ...

Iowa State engineers, left to right, Connor Thorpe and Shan Jiang helped invent the "Flow Guiding Barrel," which improves ...

From poison ivy to chiggers and coyotes, here are the hazardous plants, insects and animals to watch out for — and what to do if you see them in Iowa.

Plant scientists have used a standard "gene gun" since 1988 to genetically modify crops for better yield, nutrition, pest resistance and other valuable traits.

State environmental officials are calling an invasive plant’s resurgence at East Lake Okoboji the largest vegetation boom the Iowa Great Lakes have seen in more than 30 years.

From poison ivy to chiggers and coyotes, here are the hazardous plants, insects and animals to watch out for — and what to do if you see them in Iowa.

Nitrates, fecal bacteria, sediment and other pollutants in the Des Moines and Raccoon rivers threaten safe drinking water for ...

The reason poison hemlock is becoming more prevalent in Eastern Iowa may be the result of a number of factors, but experts say tree loss as a result of the 2020 derecho likely contributed.

Nitrate levels in the Cedar River, which supplies drinking water for Cedar Rapids, have increased in recent days, but remain ...