Researchers recently traced the birthplace of the world's dominant cotton species to the Yucatán Peninsula in Mexico. Their sleuthing also uncovered a treasure trove of genetic diversity in wild populations, which could eventually make the crop more resilient.

Biden-era changes to the Clean Air Act would have tightened regulations for industrial sites, but the Trump administration has given exemptions to hundreds of facilities. People living near the sites are concerned about air quality and their well-being.