Getting refused a ride can be infuriating, but for one influencer, it became a chance to make a point. Following a reported refusal of a cab driver to take her in because of her size, the 220kg ...

The hybrid battery has a 220 Wh/kg energy density, performs exceptionally well at current rates of up to 5 C, and lasts for more than 6000 cycles without degrading. The breakthrough, according to ...