NPR's Ailsa Chang speaks to mathematician Eugenia Cheng about the Pascaline -- a 17th-century invention credited as the first mechanical calculator.
AI billionaire Alexandr Wang urges teens to master ‘vibe coding’ for a huge career edge. Here’s why it matters — plus 5 AI ...
Moderate physical activity may benefit your overall health and reduce fall risk if you’re over 65. You can incorporate daily activities like walking and aerobics with strength training exercises.