Daily pill can slash chances of HIV infection

The FDA has given its seal of approval to a drug that can cut the risk of HIV infection by three quarters.

A fifth of Macs 'contain malware'

One in five Macs is harboring malware, says security firm Sophos - and not just the native kind but the Windows variety too.

Wireless power cuts cord for heart pump patients

Researchers at the University of Washington and the University of Pittsburgh Medical Center have developed a way of powering heart pumps wirelessly.

Smart bandage warns of infection

Australian scientists have developed a 'smart bandage' that changes color when a wound becomes infected.

Smart medical dressing diagnoses and treats infection

A new 'smart' medical dressing uses nanotechnology to both detect and treat infection in wounds.