Washington: Parents, cousins, grandparents and even the British Monarch have embraced the lure of social networking. If you have not yet joined the millions people on social networking, here are some reasons from Rowan University adjunct marketing professor Jennifer Regina on why you should consider becoming part of the growing social networking family.

Washington: A type of cell that builds mouse hearts can renew itself, Johns Hopkins researchers report. They say the discovery, which likely applies to such cells in humans as well, may pave the way to using them to repair hearts damaged by disease - or even grow new heart tissue for transplantation.

Washington: Today’s television programs are designed to trigger your emotions and your mind through your senses of sound and sight. But what if they could trigger a few more? What if you could smell or taste the cheesy slices of pizza being eaten by your favorite characters on TV? Is it possible? Would audiences enjoy the experience? Would advertisers jump on the opportunity to reach consumers in a new way?

Washington: A team of researchers in Japan has developed a solid-state lamp that emits high-energy ultraviolet (UV) light at the shortest wavelengths ever recorded for such a device, from 140 to 220 nanometers.

New Delhi: A new mobile app and desktop app on Windows 8 platform for train enquiry as an enhancement to National Train Enquiry System (NTES) has been developed by Centre for Railway Information Systems (CRIS), the IT wing of Indian Railways in consultation with and support from Microsoft.

Minneapolis: Engineers are trying to find out, with software that helps people locate their friends in a crowd – and make new friends who share similar interests.