Sesame Street's YouTube channel is taken offline after hackers uploaded several pornographic videos.
Biofuel cells turn the human body into a battery
Dr Val Curtis, of the London School of Hygiene & Tropical Medicine, shows the BBC around her "smart house".
Should we all buy India's new $60 tablet computer?
Dan Simmons looks at how new interfaces could mean that buttons make a return to new mobile touch screen devices.
In the second part of his round-up from the Tokyo tech show Ceatec, Dan Simmons looks at the apps hoping to help you stay in shape and the polyester technology which could control your television.
Sean Curran reports on MPs' decision to allow Tweeting inside the House of Commons chamber
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The T-Pylon has been announced as the winning design for the electricity pylons of the future.