Jay Waagmeester, Florida Phoenix Florida Governor Ron DeSantis looks on as he attends the signing of an executive order to shut down the Department of Education by U.S. President Donald Trump, during an event in the East Room at the White House in Washington, D.C., U.S., March 20, 2025. REUTERS/C...

A heat wave can turn a classroom without proper cooling into an oven. Excessive heat can interfere with the learning process of any child—but in the U.S., the students who are most affected are disproportionately from low-income families and communities of color.A recent study published in SSM ...