Eeny, meeny, miny, mo, catch a tiger by the toe – so the rhyme goes. But even children know that counting-out rhymes like this are no help at making a truly random choice. Perhaps you remember when ...

A laser is usually constructed from two basic elements: a material that provides optical gain through stimulated emission and an optical cavity that partially traps the light. When the total gain in ...

December 24, 2025 • The fight over the soul of higher education is very alive right now, with the Trump administration engaged in dozens of investigations and multiple lawsuits against colleges and ...

What's CODE SWITCH? It's the fearless conversations about race that you've been waiting for. Hosted by journalists of color, our podcast tackles the subject of race with empathy and humor. We explore ...

Walking four days a week for 50 minutes can help decrease body weight and belly fat. Increasing your steps by 2,000-2,500 per day is a good starting goal for weight loss. Scheduling your walks and ...

Nick Blackmer is a librarian, fact-checker, and researcher with more than 20 years of experience in consumer-facing health and wellness content. Research suggests that it may take far fewer than ...