To our immune system, a potentially lifesaving gene therapy can look a lot like a dangerous infection. That's because most ...

Scientists have captured an unprecedented, real-time view of influenza viruses as they move across and slip inside human ...

Every winter, as the air sharpens and scarves return to shoulders, an old visitor also makes a reappearance: the flu. It announces itself with fever, aching limbs, and the familiar drip of a runny ...