Depending on who you ask, “DEF” might as well be a four-letter word. The acronym stands for diesel exhaust fluid, a solution that breaks down nitrogen oxides and significantly reduces emissions from ...

Nine math teachers nominated for The Tennessean's third Teacher of the Week poll. This inaugural poll launched in February 2026 honoring the best educational assistants. Math teachers help their ...

Biologists have seen signs of orca-on-orca predation in the North Pacific, and such cannibalism may explain why some orcas travel in large family groups. Two distinct subspecies of orcas, also called ...

A majority of Vermont’s students are “well below” math and English language arts proficiency goals, while the state’s public education system “is not yet consistently delivering strong and sustained ...

Why do some melodies feel instantly right, balanced, memorable and satisfying, even if you have never heard them before? New research from the University of Waterloo suggests that more than creativity ...

Def Con, one of the largest and longest-running hacking conferences in the world, announced on Wednesday that three people linked to Jeffrey Epstein are no longer allowed to attend. The conference ...

Vincenzo Iozzo, Joichi Ito and Pablos Holman are barred from future attendance after Justice Department files revealed their roles in efforts to secure Jeffrey Epstein’s access to DEF CON. The DEF CON ...

Bailey Heugly, right, records the length a ruler dropped to recreate an experiment on reaction time (how long it takes to respond to a stimulus) during a data science class at Lehi High School in ...

A python hunter captured the second heaviest Burmese python on record in Florida, weighing 202 pounds. The captured female python measured 16 feet, 10 inches long and was found in the Big Cypress ...