Berkshire Hathaway Boosts Stake in Sirius XM Warren Buffett's conglomerate now holds 108.7 million shares in the satellite radio company, a 32% stake ... and trimming product lines as it tries to ...
The solar-charging band atop the headset can use indoor light as well as sunlight to power a lithium-ion battery that holds a 41-hour charge. That technology comes from Swedish company Exeger, which ...