On Wednesday, the first day of the US government shutdown, employees at the Department of Education (DOE) set their automatic out-of-office email responses to inform recipients that they would be unable to respond until after the shutdown. Hours later, many DOE employees realized their response message had been altered to contain partisan language without their…

Melting ice sheets in Antarctica will raise sea levels DurkTalsma/Getty Images Antarctica may have passed a climate tipping point of no return, scientists are warning, with mounting evidence that a sudden slump in sea ice formation since 2016 is linked to human-induced ocean warming. For decades, Antarctic sea ice levels remained relatively stable despite rising…