A 70cm (27-inch) tall Colombian has been named the world's shortest living man by Guinness World Records.

Edward Nino Hernandez, 24, weighs only 10kg (22lbs). His mother said he had not grown since he was two years old.

"It bothers me that people are always touching me and picking me up."

Researchers have demonstrated tiny solar cells just billionths of a metre across that can repair themselves, extending their useful lifetime.

The cells simply assemble themselves from a mixture of the proteins, minute tubes of carbon and other materials.

The section has now been replaced with a black and white bar that reads "censored". An "erotic" service is still active outside the US.

The listings came under renewed scrutiny after the suicide in prison last month of a former medical student who was awaiting trial in the killing of a masseuse he met through Craigslist.

And last week in a joint letter to Craigslist, 17 attorneys general said women and children would "continue to be victimised in the market and trafficking provided by Craigslist".

The biometric ID cards store a scan of a user's fingerprints along with a six-digit PIN that can be used to digitally sign official forms. Hackers from the Chaos Computer Club, however, were able to use home scanners that work with the cards to extract personal information including a fingerprint scan and the six-digit PIN from RFID the chip embedded in the cards.

Interior Minister Thomas de Maiziere, interviewed on the show, said there was no reason to alter the technology or postpone a roll-out of the cards.

eBay will be moving to a single, consolidated checkout process, and effective June 30, 2011, eBay Checkout will be the only checkout process on eBay.com.

A single, familiar checkout experience is key to reducing confusion and improving how people shop on eBay. We've been working with sellers and providers for some time and will continue to do so for a seamless transition next year.