A Samsung investigation into the Galaxy Note 7 smartphone batteries found the cause for the problem that led to the total recall of 2.5 million phones, say sources: irregularly sized batteries and others with manufacturing problems. Since some Galaxy Note 7 phones caught on fire, Samsung, which revealed the results of its investigation on Monday, saw damage to its brand and a loss of at least $5 billion. Led by Samsung, the investigation was conducted by three quality control and supply chain analysis firms. To avoid future mishaps, the company has developed a new QC process. Continue reading Samsung Creates 8-Point QC Process to Curb Tech Problems