Laws have reduced ground-level ozone since the 1970s, but scientists warn that rising temperatures will fuel more of the gas and stall pollution reduction.
The ranks of first-year medical students grew in 2020, data show. Women outnumber men among future doctors, and underrepresented groups are making some gains.
The boom in telemedicine is great for many patients, but what about those with limited English, income, digital skills, and access? Here’s how to help them.
