In addition to Fortune's 40 Under 40 list, we're also keeping our eye on these 20 innovators, young guns from a wide range of industries and backgrounds.
|Melania Trump threatens to sue news outlets|
|Hillary Clinton's for-profit university problem|
|Andrea Tantaros files sexual harassment lawsuit against Fox News|
|MIT scientists think they can make your WiFi 10x faster|
|Bill Gates is now worth $90 billion|