Here's a weapon better than pellet guns

Ramananda Sengupta explains how 'crap cannons' can be an effective mob-control weapon. Imagine a sonic weapon that could make everyone within a 100-metre radius involuntarily evacuate their......

Seizing the nano edge

It's a project to turn science fiction into futuristic reality. At Velbionanotech, a little-known Bangalore-based company, researchers are working on pathbreaking projects that -- if successful --......