Inmates get self-help via Dale Carnegie: A Dale Carnegie course at Louisiana State Penitentiary offers prisoners the tools to resolve disputes, and in the process teaches speaking skills and trains them to be self-confident. ›16:40
Unlocking the secrets of memory: Doctors are learning about the secrets of your brain and how to preserve your memories. ›16:36 5 Oct, Sun
Tree power could save forests from fires: Tree power might sound like a hippie battle cry, but scientists at the Massachusetts Institute of Technology have literally tapped into the tiny electrical current carried in trees and created a company, Voltree, to capitalize on it as a power source. ›16:15 1 Oct, Wed
Spiritual surfers praise The Big Kahuna: He may not be able to walk on water, but when the mood strikes, Father Matthew Munoz can ride one gnarly wave all the way into the beach. ›21:02 5 Oct, Sun
Dow Jones tumbles to four-year low: Wall Street suffered through another traumatic session Monday, as investors despaired that the credit crisis would take a heavy toll around the world. ›19:42
Curb your cravings with chocolate: When you feel an urge for M&M's or tiramisu, it seems nothing else will do. But experts have discovered new ways to curb cravings and to indulge them without going overboard. ›12:22 3 Oct, Fri
HIV, cancer researchers win Nobel: Three European scientists shared the 2008 Nobel Prize in medicine on Monday for separate discoveries of viruses that cause AIDS and cervical cancer, breakthroughs that helped doctors fight the deadly diseases. ›16:47
Birds no longer flock to Ike-ravaged beach: One of North America's renowned bird migration and bird watching areas is strangely silent. The reason: Hurricane Ike. ›20:32 3 Oct, Fri
U.S. acts to protect 48 Hawaiian species: The federal government took a new, ecosystem-based approach to the endangered species list on Tuesday, proposing an all-at-once addition of 48 species that live only on Kauai. ›19:08 1 Oct, Wed
Smog impact found to vary by gender, race: It's not just the elderly who are vulnerable to the ill effects of air pollution, new research suggests. ›16:27 1 Oct, Wed
'Smoot' reaches new heights at MIT: The father of a measurement known as the "Smoot" returned Saturday to be honored at the Massachusetts Institute of Technology, where he and his fraternity brothers invented it 50 years ago. ›04:14 5 Oct, Sun
Flu deaths linked to staph infections: More children have died from flu because they also had staph infections, according to a new government report that urges parents to have their kids get the flu shot. ›12:33
Plug in: Airport-saavy Internet tips: For some travelers wishing to log on, swaggering into the airline club lounge might be the savviest choice. For others, the in-air connection will do the trick. And what about that ever-present threat of the dead battery? Grab your gizmo and read on for the latest in airport Wi-Fi. ›17:28
China cancels some U.S. military contacts: China has canceled some military contacts with the Pentagon as a result of America's recent announcement of a planned arms sale to Taiwan, a Pentagon official said Monday. ›19:31
Doctors: No hamsters, exotic pets for kids: Warning: young children should not keep hedgehogs as pets or hamsters, baby chicks, lizards and turtles, for that matter because of risks for disease. ›13:07
As economy sags, so do faces ... and breasts: The economy isn't the only thing that's sagging so are faces, breasts and bellies as would-be cosmetic surgery patients increasingly opt against costly nips and tucks because of tough financial times. ›13:37 3 Oct, Fri
Video: Justices to decide right to sue: Oct. 5: The U.S. Supreme Court begins its new term Monday, and a number of important cases are already on the docket. NBC's Pete Williams reports.(Nightly News) ›23:14 5 Oct, Sun
Stevens told pal to 'lay low,' tapes show: Sen. Ted Stevens told a contractor friend that they needed to stick together and "really lay low" to beat an FBI investigation, according to audiotapes played Monday at his corruption trial. ›17:45
Is this a trick? Kids get toys instead of sweets: It wasnt the gruesome costumes or gory masks turning up at Lisa Brunos front door that spooked her on Halloween. It was the pudge lurking beneath the costumes. ›18:54
Are 'microplastics' marine pollutants?: Tiny plastic particles called "microplastics" and which concentrate pollutants might be ingestible by the ocean's tiny denizens and then move up the food chain. ›20:04 2 Oct, Thu
U.S. to launch landmark child health study: U.S. health officials will study 100,000 children from birth to age 21 in a $3.2 billion project aimed at examining autism, birth defects, obesity and other serious conditions. ›18:24 3 Oct, Fri