"Queer Eye for the Straight Guy's" Ted Allen will host a new Food Network series, "Food Detectives," starting July 29.

The show, which will feature experts from Popular Science magazine, will explore such food-related beliefs as "the five-second rule" and whether it really takes seven years for gum to dissolve in your stomach.

That last one could be a really long episode. Maybe even a two-parter.

LaBelle up 'Early'

Philadelphia's Patti LaBelle will be singing live from the studios of CBS' "The Early Show" (7 a.m., Channel 3) tomorrow, as part of the show's summer concert series.

5-plus years of 'Tree Hill'?

Talk about things the critics said would never happen: "One Tree Hill: The Complete Fifth Season" comes out on DVD Aug. 26.

Out this week on DVD:

_ "Comedy Central's Home Grown: Uncensored," a collection of clips from several of the network's series, from "Chappelle's Show" to "Reno 911!"

_ "American Gangster: The Complete Second Season" from BET.

Still teaching Chinese

Nickelodeon has ordered a second season of its Nick Jr. series, "Ni Hao, Kai-lan," which introduces preschoolers to Mandarin Chinese. *