AIDS FIGHTS BACK
Drug-resistant strains of HIV now threaten the lives of those who receive the antiviral cocktails that keep the virus in check. Can new drugs be developed faster than the virus mutates?
A STEPFORWARD
People paralysed on one side of the body have been able to walk again thanks to an implant using signals from the healthy leg to control the other.
MALARIA HOPE
The genomes of both the malaria parasite and its mosquito host were sequenced, and several experimental vaccines against one of the world’s biggest killers are currently being tested.
FACE OFF
Post-11 September, face recognition…
