23/03/2022 0:03 - Should mask rules on planes be lifted? Several British airlines have just suspended the requirement, but in the United States, the mandate, to be reviewed next month, remains. Here’s a look at where things stand. ...
22/03/2022 22:03 - Data on Native communities are not at the levels needed for accuracy in A.I.-driven tools. A group is trying to solve that problem. ...
22/03/2022 20:03 - A wind turbine factory in Denmark and a coal mine in Poland illustrate the painful policy choices after Russia’s aggression in Ukraine added urgency to the transition to greener energy. ...