A machine with a nose better than dogs

 Scientists have developed a way to sniff out tiny amounts of toxic gases - a whiff of nerve gas, for example, or a hint of a chemical spill - from up to one km away

World`s fastest water-heating method developed?

Scientists, including one of Indian-origin, have devised a new technique to boil water in less than a trillionth of a second.

New techniques may boost gen-next lasers

Scientists have developed new techniques to boost efficiency of gen-next `bosonic` lasers that can dramatically improve future devices used for sensing and communication.

Radiation from airport body scanner may detect early signs of skin cancer

Terahertz radiation, the technology that peeks underneath clothing at airport security screening check points has great potential for looking underneath human skin to diagnose cancer at its earliest and most treatable stages, a researcher has revealed.