On the London underground security is on the prowl for crooks, would-be terrorists, and other unsavoury characters. But in Japan, security cameras are used to detect a totally different type of passenger.
An accident can happen in a split second, but studies have shown that the human body is still able to quickly take defensive action before the impact. So Toyota has upgraded its crash test simulation software
Smart cars are already at the point where they can detect danger and react faster than a driver can. And to help ensure that a vehicle can actually stop in time to avoid an accident, a Swedish company has designed an emergency brake that grabs onto the road using extreme suction. Read more >>
A commercial airliner with multiple engines can limp to a runway if one of them fails. But a small plane, driven by just a single propeller, is in more serious trouble when its engine stops. So researchers have created a tiny electric backup.