This CCTV video, taken in the psychiatric ward of a Brooklyn hospital on 19 June, has caused outrage in the US. The footage shows a woman collapsed on the floor while staff choose to ignore her. When help is finally called after an hour, the woman is already dead. Read more.

Blogger "Pink Tentacle" has written about the discovery by a Japanese reporter that you can trick newly introduced age-verifying scanners on cigarette vending machines by holding up a picture of somebody older. Read more...

French scientist David Servan-Schreiber led a group of 19 cancer specialists in speaking out about mobile phone-related health risks - particularly for children - and calling for increased awareness of the dangers. We asked our Observers, including one of the doctors who signed the agreement, whether they think that mobile phones really are deadly. Read more...

A virtual world resembling Iraq has been created for US army veterans suffering from post-traumatic stress disorder (PTSD). But is revisiting the sights and sounds of the scenes that caused the trauma a good idea? A PTSD sufferer tells us what he thinks. Read more and see the game in action.