They're known as man's best friends, fur babies, pooches. But the most widely used word for these beloved animals — "dog" — is also a great linguistic mystery. "The most everyday, commonplace words ...

Word of the Day ‘Syzygy’ explains the rare alignment of celestial bodies during eclipses. Learn its meaning, origin, usage, ...

Using a novel technology for obtaining recordings from single neurons, a team of investigators at Massachusetts General Hospital, a founding member of the Mass General Brigham health care system, ...

Scientific terminology arranged in dictionary form with a full page discussion of the history, root, and meaning of each word.