WhatsApp novices and pros alike may learn a thing or two from this handy list of tips.
by Chris Parker
Samsung says batteries caused Note 7 fires, Hugo Barra heads back to Silicon Valley
After an investigation into the cause of Note 7 phones catching fire, Samsung blames battery defects and hopes a new testing lab will prevent similar problems. Also in today's tech news, former Googler Hugo Barra will to return to Silicon Valley.