As far back as the 1900s, Dr. W.E.B. Du Bois, founder of “The Crisis,” the official magazine of the NAACP, wrote that the mere cutting off of immigration from Europe to the North increased ...

Understanding the make-up of asteroids also matters for the future of exploration: some asteroids may contain metals, ...

Overall, Didymos is nearly 200 times more massive than its smaller companion, which explains why shifting the larger asteroid ...

Their makers claim they can detect dozens of cancer types — but some scientists say they could be missing many cancers or delivering the wrong diagnosis.

As a child psychiatrist, I've seen how the diagnosis of oppositional defiant disorder (ODD) is frequently misunderstood and ...