When Gulrez Azhar travels from his Seattle-area home to Uttar Pradesh in northern India, where he grew up, he occasionally tries an "American thing": smiling at and greeting total strangers. "People ...

So yes, some people in India love their lassi so much that they mix up the drink in a washing machine! Heat researcher Gulrez Azhar says it's a... Why India's yogurt drink lassi is the perfect drink ...