tech insider interview
Why children write their letters backwards
Humans have been on Earth for around 300,000 years but have only used symbols as a form of communication for a fraction of that time. Because of this, Mariano Sigman explains children must unlearn the natural way in which our brains recognize images and symbols.
THE BILL GATES INTERVIEW: An energy miracle is coming, and it's going to change the world
Tech Insider met with Gates to discuss his annual letter, in which he discusses the balance of bringing electricity to the billion people who don't have it.