Natural selection uses duplicated genes as raw material for functional innovation, co-opting their existing features to new functions. Understanding genetic innovation requires two questions to be ...

This paper describes Unbend - a new method for measuring and correcting motions in cryo-EM images, with a particular emphasis on more challenging in situ samples such as lamella and whole cells. The ...

NEW DELHI: A 27-year-old govt hospital doctor in south Delhi has alleged that she was sexually assaulted by a man who posed as an Army officer. Police have arrested the man who, it turned out, was a ...

INDIANAPOLIS (AP) — Indianapolis Colts right tackle Braden Smith felt the dark thoughts creeping back into his mind before last weekend's game. This time, though, he won the battle. After missing Indy ...