Could cow guts help expand the biofuel industry?

Could cow guts help expand the biofuel industry?

Illinois researchers uncover the enzymes that help cows break down plant matter. Read the full story

Jeff Raikes: 'Make-or-break time' to eradicate polio worldwide

Bill and Melinda Gates Foundation CEO Jeff Raikes says now is the time to eradicate polio. Plus, a breakdown of the foundation's top 10 investments. Read the full story

Real cost of malpractice not as big as advertised

The authors said that the biggest savings in the system won't come from capping awards or eliminating defensive medicine. Read the full story

At the U.S. Open, tennis goes green (with the help of Alec Baldwin)

The U.S. Open is pushing a green agenda -- with the help of some prominent corporate partners. We visited this year to learn more about it. Read the full story

New antibiotics might come from the brains of cockroaches

British researchers discover that the brains of cockroaches have molecules that are toxic to bacteria. Read the full story

Topic for the water cooler: Protecting our H20 supply

Almost two-thirds of U.S. states face a water shortage by 2013. Is your company prepared for the potential business impact? Read the full story

Little Rock Mayor: Pay residents to recycle?

Mayor Mark Stodola says only 35 percent of Little Rock's households recycle. Would providing them some monetary incentive increase participation? Read the full story

NASA: We'll learn from trapped Chilean miners

Conditions in the mine are as extreme as they are for astronauts at the bottom of the ocean or in the Antarctic, NASA says. by Deborah Gage Read the full story

With 'slow light,' the promise of low-power, all-optical data networks

A DARPA-funded optical device built into a silicon chip can reduce the speed of light by a factor of 1,200, a major step toward the realization of all-optical data networks. Read the full story

Unnecessary trips to hospital ER cost $4.4 billion, study finds

About 17 percent of all hospital ER visits could be handled more quickly and cheaply at an alternative facility. The cost of the situation? $4.4 billion. Read the full story

Oerlikon Solar breaks thin film silicon records for production cost, lab cell efficiency

Swiss solar manufacturer Oerlikon now claims the lowest production cost for thin film silicon modules and the highest cell efficiency in the lab. Read the full story