Heat waves can be dangerous, and the conditions indoors can be worse than outdoors. A study of all the single-family homes in Austin, Texas, shows why.

Unlike the US or parts of Asia, many homes in Germany and northern Europe aren't equipped to deal with extreme heat. But as the world gets hotter, trends are changing.

YouTube video by The Conversation U.S.

Europe consumes huge amounts of electricity and generates tonnes of CO2 through cooling. Could heat pumps save us during the next heatwave?

ALT: Pakpakthree Claps in Tuxedo

ALT: a cartoon character with the words pi is exactly 3 written below him

ALT: a cartoon character with a yellow backpack and the words six seven on the bottom