Friday, 2 a.m. and 10 a.m. Science
"The Senses." The world, as we know it, is shaped by our senses. The biological processes that allow us to see, hear, smell, taste and touch are incredibly complex. Scientists examine our senses and medical breakthroughs relating to them.
Discovery Health Classroom
Saturday, 5 a.m. Discovery Health
"Deadly Highs." A new generation of kids is addicted to drugs and alcohol. Alcohol sales on the Internet are up with teens. Acid comes in clever strips that fit neatly inside a book, and kids are becoming addicted to drugs inside their parents' medicine cabinets.
Saturday, 5:30 p.m. WMPT
"Snow Surfing." Snowboarding has taken the place of skiing for many at Western Maryland's winter resorts. In 2000, it was the fastest-growing sport in the United States. In just 36 years since its invention, snow surfing has claimed a quarter of all winter sport enthusiasts on the slopes.
"A Mountain in Our Backyard." The mountains of Western Maryland are mere foothills compared with sky-scraping peaks like the Rockies. But even in its time-worn condition, Maryland's highest peak, Backbone Mountain, offers two intrepid winter campers a challenge they won't soon forget.
"Ready for Anything." Whether trying out the beginner's hill or the expert run, the unexpected can happen on the slopes. The Ski Patrol at the Wisp resort is ready to handle any emergency.
Monday, 9 a.m. Discovery
"Your Genes: Your Future." Learn the functions of cells and examine scientific attempts to prevent disease by manipulating the human genome. Find out what's causing the growing trend toward obesity in the United States and see how nicotine, alcohol and depression can threaten health.
Tuesday, 7 a.m. Discovery Health
"My Ear Hurts!" Earaches and ear infections are extremely common in childhood but can lead to more serious health consequences if not treated correctly.
Tuesday, 7:30 p.m. (Repeats Thursday, 5:30 a.m., and Jan. 22, 5:30 p.m.) WMPT
"Rabbit Run." The Hills Bridge Beagles from Southern Maryland take to forest and field in search of rabbit, all the while followed by a large and enthusiastic entourage.
"Wit and Fire." The Jack Russell Terrier Club of America, which has headquarters in Lutherville, declares: "A Jack Russell can be equally contented bolting a fox or chasing a toy in your living room, or equally adept at killing a sock in the living room or a rat in your barn." They are also similarly at home competing with others of their kind in races through obstacle courses.
"The Eyes Have It." For centuries before the Industrial Revolution, the industrial wealth of Great Britain was built on an economic foundation of wool production. Herders developed a dog that was "rough and difficult to control," but had a keen instinct: the border collie. Today in Maryland, whether herding sheep or competing in agility trials, the border collie maintains a reputation for high energy, keen eyesight and a herdsman's instinct.
Tuesday, 8 p.m. WMPT, WETA
"Supersonic Dream." Engineers, pilots and others who knew Concorde tell its remarkable story.
Thursday, 8:33 a.m., WYPR (88.1 public radio).
Hosts are Jim O'Leary, senior director of technology, IMAX and Davis Planetarium at the Maryland Science Center, and Carol Christian, deputy head of the Community Missions Office of the Space Telescope Science Institute.
Thursday, 9 a.m. Discovery
"Strong Chemistry." Trace the discovery of the elements and the creation of the periodic table of the elements. Find out how elements combine to form compounds and composites, and take a penetrating look at the formation of diamonds and how they are sold.
Read Sun science writer Frank Roylance's weather and astronomy blog, updated daily at marylandweather.com.