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Airs Wednesday, January 4, 2012 at 9 p.m. on KPBS TV

The latest project from Google X is a smart contact lens, a tiny flexible computer capable of monitoring glucose levels in tears. Researchers at Google are hopeful that one day this technology might be used to help diabetes patients better control their disease.

Itch can be a useful warning sign, or a maddening symptom with no cure. But the origins of itch have long been a mystery. Scientists think they've come closer to understanding the origins of itch in a molecule that makes mice scratch like mad.

Local physicists from UCSD were involved in the discovery of a new subatomic particle called the Higgs Boson, or "the God particle," the finding of which was just announced in Geneva, Switzerland.

For those who viewed the end of the Soviet Union as a tragedy, Crimea was a chance to showcase Russia's strength. Now Russia may have changed its relationship with the outside world for years to come.

This has not been an easy month for Health and Human Services Secretary Kathleen Sebelius.

The Lyrid shower is caused by Earth passing through the orbit of a comet known as Thatcher. The best time to watch should be in the early hours of Monday morning, just before dawn.

The Reuben H. Fleet Science Center in San Diego is one of only 12 in the US participating in a nationwide study on climate change.

Wayne L. Iverson, M.D. is a candidate for the U.S. House of Representatives in the newly drawn California Congressional District 52. Dr. Iverson was born in Evanston, IL to Iver and Dorothy Iverson. He was raised in Arlington Heights, IL and graduated from Wheeling High School in Wheeling, IL. He is married and has three children.

Imagine a hospital on top of a mountain. How would doctors and patients get in and out? In Portland, Ore., commuters don't have to drive up a twisty, two-lane road to get there. Instead, they glide up 500 feet in the air in a gleaming silver gondola.