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Shanghai's Choking Smog Registers 'Beyond Index'

Officials in China's commercial capital ordered schoolchildren to stay indoors, construction to halt and even delayed flights because of the city's highest-ever pollution levels.

Would More Technology Mean Safer Trains?

In 2008, Congress passed a law requiring most rail networks to install "positive train control" collision technology by 2015. Engineering professor Christopher Barkan discusses train safety systems, how "positive train control" might prevent accidents, and whether railroads will be able to meet the deadline.

Dissecting America's $3 Trillion Medical Bill

In "Bitter Pill: Why Medical Bills Are Killing Us," a 26,000-word investigative piece in TIME magazine, journalist and entrepreneur Steven Brill catalogues the myriad reasons for America's skyrocketing healthcare costs, from extravagantly paid administrators at nonprofit hospitals to bloated bills for hospital care. And Obamacare, he argues, won't do much to solve the problem.

Hoped-For AIDS Cures Fail In 2 Boston Patients

The only person known to have been cured of AIDS got a bone marrow transplant, so when two AIDS patients in Boston appeared to be free of the virus after transplants, scientists hoped they were cured, too. But the HIV virus has returned in both.

Plan Calls For Syria's Chemical Arsenal To Be Destroyed At Sea

The world wants Syria's chemical arsenal destroyed. But so far, no country has offered to do the dirty work on its soil. Over the past week, an alternative has gained ground: Carry out the destruction at sea. The plan taking shape is complicated and untested, but it just might work.

Some Stranded Whales In Fla. Moving Out To Sea

Rescuers say that they've spotted at least 20 pilot whales in deeper water — a positive sign after the animals were discovered beached in a remote area of the Everglades on Tuesday.

Teens Who Feel Supported At Home And School Sleep Better

The notoriously short night's sleep that many tired adolescents get isn't all about surging hormones and too much homework, according to a sociologist who looked at shifting sleep patterns from ages 12 to 15. Teens who report good relationships with family and schoolmates tend to sleep better.

Second Meningitis Outbreak Erupts In Southern California

A meningitis outbreak at the University of California, Santa Barbara is causing the same kind of illnesses seen earlier at Princeton, but public health officials say a different bacterial strain is to blame. The UCSB health service has given preventive antibiotics to over 700 students as a precaution.

Mushroom Foraging: When The Fun(gi) Hunt Gets Out Of Hand

Foraging for fungi and other wild edibles has grown in popularity in the U.S. and abroad in recent years, fueled by guidebooks, Internet buzz and hype from chefs. As a result, some known mushroom hunting grounds are taking a beating.


Polar Bear Researcher Gets $100,000 In Settlement With Feds

The Department of Interior's Bureau of Ocean Energy Management admits no liability in the whistle-blower case brought by the scientist. The agency says it agreed to the settlement to avoid litigation costs.