The Buzz Behind Edible Insects

Edible insects are emerging as the latest food trend, with bugs popping up on restaurant menus all across the country. It's not just exoticism that's fueling their popularity -- due to their efficient growth rates, insects are being touted as an environmentally friendly alternative to factory farmed meat. A recent UN report even says that insects can help tackle global food insecurity.

Arnold van Huis is one of the report's authors. He spoke to Rehman Tungekar.