PBS television services from KTNWDT-TV, 31, Yakima, WA.

Yakima, WA KTNW PBS 31 A3 HD

A look at iPS cells being used to treat eye diseases to address donor shortages.

Medical Frontiers

Preventing Blindness With iPS Cells

New research results have revealed that resetting a disrupted body clock can improve sleep; a hospital that offers clock-resetting treatments; dietary tips for better sleep.

Need Good Sleep? Reset your Body Clock

Watch TV Networks, Shows and Movies | DIRECTV

pageProperties

The latest movies and must watch shows!

referenceIdentity

scrollToTop

tvGuideButtonPanel

Max with DIRECTV

The second season of The House of the Dragon premieres 6/16. Watch on the Max app, HBO Channels or On Demand.

Data/messaging rates may apply for app download/usage. Max subscription required.

Welcome to your ultimate entertainment destination. Watch Special Ops: Lioness and more, all in one network.

Watch exclusive original series and the best of Hollywood with iconic and new blockbusters—uncut and commercial-free.

MGM+ is a trademark of Metro-Goldwyn-Mayer Lion Corp. All copyrights, trademarks, and other intellectual property or proprietary rights are the property of their respective owners.

Watch visionary original series and hit movies like Power Book II: Ghost, John Wick: Chapter 4, and much more.

DtvEntertainmentCarousel

tvGuideSearchButton

Prevention to cure, the groundbreaking world of Japanese medical technology and healthcare, from food and exercise to the latest treatments.

auxCol1

footer-common

helpCenterInfo

legal

business

options

footer-social

footer-utility

footer

auth

envConfigUrl

lightLogo

logo

recog

search

unauth

Header

Research on oral bacteria; relaxation techniques through the traditional Japanese performing art of nioh.

Oral Bacteria: The Key to Health