American Airlines tightens rules for portable chargers amid lithium battery concerns

American Airlines this week will introduce new restrictions on portable chargers that passengers can bring on flights for their electronic devices. Starting Friday, American Airlines customers may carry only two power banks, which must be visible to airline personnel while in use on flights. When not in use, the chargers must be within a passenger’s … Read more

Lithium mine clears hurdle despite conservationists’ worries for rare wildflower

LAS VEGAS — A federal judge in Nevada has ruled against conservationists who wanted to stop a lithium-boron mine they said would harm an endangered wildflower. The ruling marks a major legal victory for the 11-square-mile (28.49 square-kilometer) Rhyolite Ridge Lithium/Boron Mine Project in Esmeralda County, located between Reno and Las Vegas. The land holds … Read more