The US Federal Aviation administration has approved two limited test flights by Boeing for testing the new battery systems for its 787 Dreamliners. Boeing is redesigning the eight-cell lithium-ion batteries used in Dreamliners to reduce the risk of short-circuits and fires.
All the Boeing 787 Dreamliners were grounded in January after some incidents that appeared to involve the battery system. The FAA has said that it will allow the 787s back in the air only after it is satisfied that the aircraft is safe for passengers.
Read more at this USA Today story:
FAA approves Boeing plan to fix 787 Dreamliners