Ellen Stofan is the NASA chief scientist, serving as principal advisor on the agency’s science programs. Prior to her appointment, Stofan was vice president of Proxemy Research and an honorary …

“Success in creating effective A.I.,” said the late Stephen Hawking, “could be the biggest event in the history of our civilization. Or the worst. We just don’t know.” Are we …

Imagine beating every strain of flu with a single jab. Wiping out your risk of some lethal cancers, HIV, and Ebola during a routine doctor’s visit. That’s the promise of next-generation vaccines, and researchers are closing in on the basic science needed to bring them to reality.

New Orleans native Lisa P. Jackson is administrator of the Environmental Protection Agency (EPA). She is the first African-American to serve the post. She started her career working for the …

The 2020 Kavli Prize In Nanoscience is awarded to Harald Rose, Ondrej Krivanek, Maximilian Haider, and Knut Urban for their work in sub-ångström resolution imaging and chemical analysis using electron …

Today, cryptography has moved beyond the realm of dilettantes and soldiers to become a sophisticated scientific art—combining mathematics, physics, computer science, and electrical engineering. It not only protects messages, but it also safeguards our privacy. From email to banking transactions, modern cryptography is used everywhere.