On the packed streets of Nairobi, Cyrus Kariuki is one of a growing number of bikers zooming through traffic on an electric motorbike, reaping the benefits of cheaper transport, cleaner air and limiting planet-warming emissions in the process.“Each mon…

An uncrewed Russian supply ship docked at the International Space Station has lost cabin pressure, the Russian space corporation reported Saturday, saying the incident doesn’t pose any danger to the station’s crew.Roscosmos said the hatch between the s…