The UC San Diego student who hung a noose inside a campus library has been suspended from the university. Chancellor Mary Anne Fox says it's one example of how the university is taking actions to quell racial tensions.

Since its discovery in 1930, Pluto has held a warm place in the public imagination. So, when the American Museum of Natural History's Hayden Planetarium stopped calling Pluto a planet, director Neil deGrasse Tyson found himself at the center of a firestorm -- a firestorm led by angry, Pluto-loving elementary school students. But what is it about this cold, distant rock that captures so many hearts? In "NOVA: The Pluto Files," Tyson follows the story of its discovery and the science that surrounds this former planet, including the possibility of finding more Pluto-like planets in the mysterious Kuiper belt --an area of icy rocks at the edge of the solar system.

In Madison, "Antiques Roadshow" visits a one-of-a-kind Wisconsin wonder with appraiser Noel Barrett: The House on the Rock, built on and around a chimney rock and filled to the rafters by its eccentric owner with antiques and collectibles. Highlights include an intricately carved turn-of-the-century Japanese bamboo sculpture; the happy marriage of Edwardian natural pearl earrings elongated with Art Deco pendants; and a massive oil painting by noted 19th-century California painter Thomas Hill, purchased at a church rummage sale for $25 and valued at $60,000 to $80,000.

In this program, award-winning psychiatrist and bestselling author Dr. Daniel Amen gives you 10 very simple steps that will help you: live longer, look younger, be thinner, and decrease your risk for Alzheimer's disease, depression, heart disease, cancer and diabetes. If you want a better body the first place to start is by having a better brain.

Over two tumultuous decades, South Africa has finally arrived on its own bumpy road to democracy. With the 2009 presidential election looming as a historical turning point, “Behind the Rainbow” is a previously untold account of the country’s political problems, struggles and realities. By Jihan El-Tahri and Steven Markowitz.

"The 39 Steps," an adaptation of the popular John Buchan adventure novel originally popularized by Alfred Hitchcock, set on the eve of World War I. Filled with romance and humor, this 90-minute drama stars MASTERPIECE favorite Rupert Penry-Jones ("Persuasion") as mining engineer Richard Hannay caught up in a conspiracy following the death of a British spy found in his apartment.

A new report reveals California's largest health insurers rejected an average of one in four claims in the second half of last year. The California Nurses Association says that's higher than it should be.

It's a familiar but mysterious creature in woods and neighborhoods all across America. Its infamous weapon is one of the most awful scents in all of nature. Now, intrepid researchers and cameramen track skunks day and night across California, New Mexico, Oklahoma, Ohio, even Martha's Vineyard, uncovering how they hunt, forage, mate and raise amazingly cute baby skunks - all the things they're up to when they're not spraying the local dog. And yes, the remarkable secrets of that stink will be revealed!

UC San Diego students took over the office of Chancellor Marye Anne Fox today after a noose was found on campus. This is the fourth racially-charged incident involving UCSD students over the past two weeks.

Businesses and residents in San Diego County were asked today to help conserve water by shutting off their automatic sprinklers in advance of a storm expected to hit the region.

Plumbing and heating expert Richard Trethewey heads to Tampa, Florida to help a homeowner cool off his garage workshop with a ductless air conditioning system. Then Richard, along with landscape contractor Roger Cook, host Kevin O'Connor, and general contractor Tom Silva ask, "What is it?" Afterward, Tom helps a homeowner eliminate a mysterious leak in her living room ceiling.

KPBS Environment Reporter Ed Joyce takes a look at how several San Diego college campuses are incorporating sustainable design practices into existing buildings.

There is mounting opposition to a proposed SDG&E rate hike. San Diego County Supervisor Dianne Jacob said the plan is, "the ultimate slap in the face to San Diegans." KPBS reporter Amita Sharma is in studio to explain.

The California Department of Water Resources is increasing the amount of State Water Project water it will be able to deliver this year. That includes San Diego County, which gets about 40 percent of its supply from Northern California.

The fallout from the "Compton Cookout" continues. We'll tell you why hundreds of students walked out of a UC San Diego-sponsored teach-in earlier this week.

From the opening shot of Roman Polanski’s “The Ghost Writer” (opening February 26 at Landmark’s Hillcrest and La Jolla Village Cinemas) there’s an ominous sense of foreboding hanging over the film.

A winter storm is expected to bring rain, mountain snow and gusty winds to San Diego County this weekend.

Tijuana-born, New York based draftsman and artist Hugo Crosthwaite is currently drawing on a wall at the San Diego Museum of Art. The 8x10 wall drawing is the centerpiece of an exhibit featuring 11 works by Crosthwaite called "Brutal Beauty."

Earlier this week, hundreds of UCSD students held a protest over the school's treatment and recruitment of minorities. The action follows a week of discussions at UCSD after an off-campus party mocking black culture angered the school's African-American students. What can be done to improve racial equality at the school?

The Navy wants to expand its training operations at the Silver Strand Training Complex. How will the expansion of naval operations along the Silver Strand effect the area's ecosystem, and the residents who live nearby?

San Francisco Federal Reserve Bank President Janet Yellen visited San Diego earlier this week, and said the nation's unemployment rate will remain "painfully high" for a long time. How will the Jobs Bill that passed the Senate impact the local and national employment picture?

We've been hearing a lot lately about "LEED," or Leadership in Energy and Environmental Design. Several colleges in San Diego are leading the way and building projects incorporating "green" features.

"Cop Out" (opening February 26 throughout San Diego) was by far the most comically consistent film I’ve seen in 2010. Read our Teen Critic's review.