Len M. Nichols ([email protected]) is director of the Center for Health Policy Research and Ethics and a professor of health policy at George Mason University, in Fairfax, Virginia. Lauren A. Taylor ...

Australian actor Martin Grelis, who appeared in the 1999 first installment of The Matrix film series, has died at the age of 57. “Martin was a bright spark who lit up every room he was in—a talented ...

Oxygenases have long been thought to require a cofactor for catalysis. The structure of a vancomycin biosynthetic enzyme in complex with a substrate analog, and with molecular oxygen bound in its ...

The Mathematics section of the JEE Main 2026 exam is often the deciding factor in securing a top rank. Many students struggle with the vast syllabus, making it difficult to know where to focus their ...

HHS revised the US childhood vaccine schedule based on the schedule from Denmark and “peer countries,” but these countries are not truly comparable from a public health view.

The Matrix collection depicts a complex science fiction story incorporating many philosophical elements. Written and directed by the Wachowskis and produced by Joel Silver.