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US residents say Hawaii's coral reef ecosystems worth $33.57 billion per year

The American people assign an estimated total economic value of $33.57 billion for the coral reefs of the main Hawaiian Islands. The findings came from survey of 3,100 households -- from all US residents, not just Hawaii or coastal residents. Survey allowed the public to express its preferences and values for protection and restoration of the coral reef ecosystems around the main Hawaiian...

Can Hammer Hurt Google?

Rapper MC Hammer announced plans to launch a search engine that could rival Google. But time will tell if Google will be the one singing "U Can’t Touch This."

Largest Study on Cell Phones, Cancer Finds No Link

Danish researchers can offer some reassurance if you're concerned about your cell phone: Don't worry. Your device is probably safe. The biggest study ever to examine the possible connection between cell phones and cancer found no evidence of any link, suggesting that billions of people who are rarely more than a few inches from their phones have no special health concerns. The Danish study...

EU Launches Its First Satellite Navigation System

A Russian rocket launched the first two satellites of the European Union's Galileo navigation system Friday after years of waiting for the start of the program billed as the main rival to the ubiquitous American GPS network. The launch of the Soyuz from French Guiana, on the northern coast of South America, marks the maiden voyage of the Russian rocket outside the former Soviet Union, with...

Talk of Treaty Ban on Mercury Concerns Scientists

Scientists are warning officials negotiating a global treaty on mercury that banning the deadly chemical completely would be dangerous for public health because of the chemical's use in vaccines. The ban option is one of several proposals on the table for a meeting later this month in Nairobi, but a final treaty isn't expected until 2013. According to the World Health Organization, mercury...

California Adopts Extensive 'Cap-and-Trade' Plan

California formally adopted America's most comprehensive so-called "cap-and-trade" system Thursday, an experiment by the world's eighth-largest economy that is designed to provide financial incentives for polluters to reduce greenhouse gas emissions. State officials said they hoped other states would follow suit, calling the plan a "capstone" among the suite of tools California can use to...

Cycads Not the Living Fossils We Thought

In a garden center near you are palm-like plants called cycads that we have been told were around when dinosaurs roamed the earth 200 million years ago. It turns out they were not, Australian botanist Nathalie Nagalingum said Friday. "Every cycad species is under 10 million years old -- and some are considerably younger," she said of research published Thursday in Science magazine. The...

Decision-making: What you want vs. how you get it

New research reveals how we make decisions. Birds choosing between berry bushes and investors trading stocks are faced with the same fundamental challenge -- making optimal choices in an environment featuring varying costs and benefits.