Cell & Microbiology

T cells use 'handshakes' to sort friends from foes

T cells, the security guards of the immune system, use a kind of mechanical "handshake" to test whether a cell they encounter is a friend or foe, a new study finds.

Medications

Nasal spray treats heroin overdose

"Every year, drug overdoses are responsible for roughly 1000 ambulance calls in Oslo," says Arne Skulberg, an anaesthesiologist, a PhD candidate at NTNU and the 2014 winner of Norway's Researcher Grand Prix competition.

Diseases, Conditions, Syndromes

Ebola scare strikes Kampala

Kampala residents have been urged to avoid contact after the deadly Ebola virus hit the city but security guard Joseph Karuba's job is to frisk people and he doesn't have gloves.