heat

The protests are often heated affairs - heavily policed, with counter protesters on the other side.

The active galactic nucleus heats the surrounding gas envelope in a way that resembles how fusion heats the outer layers of a star, producing a similar outward appearance.

At the Chilean border, Peruvian police officers offer water to the migrants to help them in the desert heat, but refuse to allow them to cross.

Competition is heating up among global tech giants over the future of aerial mobility, with Tesla CEO Elon Musk teasing the debut of a flying car prototype within weeks.

Clune Construction, a Chicago-based general contractor, said it is trying to ensure workers have access to the same creature comforts as white-collar workers, including heated and air-conditioned break tents and perks like periodic free lunches.