A new report claims that Apple is looking at new high-tech battery manufacturing techniques, that could see future devices deliver significantly improved use time and battery endurance.View of an iPhone batteryApple famously likes to own the whole stack, from developing the hardware to the software, and that extends to the design of its batteries. While it has to rely on other firms to physically make them — which has been a problem with the Apple Car — it is now working on them down to the materials level. Read more