Inventions

World's first solar-powered, waterless toilet to launch in India soon

A revolutionary toilet fueled by the sun that is being developed to help some of the 2.5 billion people around the world lacking safe and sustainable sanitation would be unveiled in India this month.

Robots to Copters, check out Chinese inventions made from scrap

From a helicopters to submarines to walking robots. What's common to these inventions from China are the fact that they were built at a low-cost and from scrap. Here are pictures of some unique inventions from China.

How a professor is discovering India's hidden inventors

For more than two decades, Anil Gupta has scoured rural India for its hidden innovations, motivated by the belief that the most powerful ideas for fighting poverty and hardship won't come from corporate research labs, but from ordinary people struggling to survive.