(NASA) — NASA astronaut Shannon Walker retired July 10, concluding a career that spanned 38 years, including 30 years of federal service and more than 21 years as an astronaut. During two spaceflights ...

Seven mathematicians of Indian origin who have made significant contributions while working in the U.S. are featured, with a focus on their educational backgrounds. Their studies span prestigious ...

Using an advanced Monte Carlo method, Caltech researchers found a way to tame the infinite complexity of Feynman diagrams and ...