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Fast & furious! These stars escaping our galaxy

Last Updated: Friday, January 10, 2014, 18:07

Astronomers have discovered a new class of `hypervelocity stars` - solitary stars moving fast enough to escape the gravitational grasp of the Milky Way galaxy.

Soon, cell phones that recharge themselves in seconds

Last Updated: Thursday, October 24, 2013, 18:46

Scientists have designed a novel super-capacitor that could help develop cell phones that recharge themselves in seconds and work for weeks.

Soon, cell phones that recharge themselves in seconds

Last Updated: Thursday, October 24, 2013, 18:07

Scientists have designed a novel super-capacitor that could help develop cell phones that recharge themselves in seconds and work for weeks.

Soon, mobiles that can charge in seconds and work for weeks

Last Updated: Thursday, October 24, 2013, 12:41

Researchers have invented a novel supercapacitor design which raised the possibilities of developing solar cells that produce electricity 24 by 7, not just when the sun is shining and mobile phones with built-in power cells that recharge in seconds and work for weeks between charges.

Now, track gunfire with your smartphone

Last Updated: Saturday, April 27, 2013, 15:12

Researchers have developed a new device which helps users track gunfire with their smartphones, popping a map of the neighbourhood on its screen pointing in the direction the shot came from.

Spinach nearly triples efficiency of solar cells

Last Updated: Thursday, September 06, 2012, 12:45

Spinach, which has been made popular for its energy-boosting powers by Popeye the Sailor Man, could be placed into solar panels to create a much greater supply of electricity, researchers say.