RATED 14+. Bear Grylls is in the red rock country of southern Utah; armed only with a lasso he descends a rock pinnacle and gets trapped in a narrow gorge; crossing an arid wilderness he's left hanging 100 feet above a ravine.

RATED 14+. Just minutes from landing in San Diego, PSA Flight # 182 collides with a Cessna and both planes crash in a residential area; investigators must determine what went wrong in the biggest airline disaster in American history.

A daily science news show that delivers a fascinating mix of documentaries and features, with hosts Ziya Tong and Dan Riskin.

RATED 14+. Bear Grylls is in the red rock country of southern Utah; armed only with a lasso he descends a rock pinnacle and gets trapped in a narrow gorge; crossing an arid wilderness he's left hanging 100 feet above a ravine.

A three-carat, platinum-band ring catches manager Cindy's eye, but it's a humble bull sack purse that inspires her to hold Gallery 63's first mechanical bull rodeo; the Gallery 63 crew also takes in a vintage dive helmet and a ship's binnacle.