Over 2.9 million passengers were screened at airports across the country Friday, marking the most individuals screened by the TSA in 22 years, the agency said. trib.al/yoJ8Ki9

While renovating his wine cellar, a man in Austria made a discovery far older than a vintage bottle of Merlot. Instead, he discovered a rare collection of mammoth bones, believed to date back approximately 40,000 years. trib.al/dJrKkhr

A UCLA professor is the first college professor to use an AI program called Breakout Learning to teach his students and enhance interaction in his classroom. trib.al/6Ky2OsC

Metalsmiths in Colorado are remaking Jackie Robinson in bronze after the theft of a beloved Kansas statue of the civil rights baseball icon set off a national outpouring of donations. trib.al/izlfZIe

What exactly causes turbulence, especially the kind as severe as what Singapore Airlines flight SQ 321 experienced? An expert weighs in: trib.al/dxBhgEo