The Pamex show (27 to 30 January) has closed its doors, but the real story—as always—wasn’t on the main thoroughfare. It was in the back rooms, over lukewarm cups of chai, and converters signing on ...

Mavyret (glecaprevir/pibrentasvir) is a prescription drug that’s used to treat hepatitis C. Mavyret can cause side effects that range from mild to serious. Examples ...

We describe a model of visual processing in which feedback connections from a higher- to a lower-order visual cortical area carry predictions of lower-level neural activities, whereas the feedforward ...

New! Sign up for our free email newsletter.