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  • Not in my backyard: US sending dirty coal abroad Monday, 28 Jul 2014 | 12:01 AM ET

    NEWPORT NEWS, Va.— NEWPORT NEWS, Va.— Coal from Appalachia rumbles into this port city, 150 railroad cars at a time, bound for the belly of the massive cargo ship Prime Lily. The ship soon sets sail for South America, its 80,000 tons of coal destined for power plants and factories, an export of American energy— and pollution.

  • US plans wide seismic testing of sea floor Friday, 25 Jul 2014 | 3:31 PM ET

    ATLANTIC CITY, N.J.— The federal government is planning to use sound blasting to conduct research on the ocean floor along most of the East Coast, using technology similar to that which spawned a court battle between environmentalists and researchers in New Jersey this summer.

  • CAPE CANAVERAL, Fla., July 23- In what may be the ultimate in long-distance telephone service, NASA on Wednesday put out a call for a commercially owned and operated satellite network on Mars. "There is a potential communications gap in the 2020 s," NASA wrote in its solicitation, which was posted on the agency's procurement website.

  • Project at Ky. coal plant to catch carbon dioxide Monday, 21 Jul 2014 | 3:02 AM ET

    HARRODSBURG, Ky.— Political leaders and researchers say a new project to capture carbon dioxide at a central Kentucky power plant is a crucial step to continue burning coal for electricity in a time of tougher environmental regulations.

  • AIDS researchers reported on MH17     Friday, 18 Jul 2014 | 1:23 PM ET

    Reports say there could have been 100 AIDS researchers and advocates on the Malaysia Airlines flight which was shot down in Ukraine, with CNBC's Meg Tirrell.

  • POWRANNA, Australia, July 18- Thousands of Black Angus bulls snort steam gently into the frigid early morning air at Tasmania's largest cattle feedlot as they jostle for space at a long grain trough.

  • Close look at traders' brain activity     Friday, 11 Jul 2014 | 2:41 PM ET

    Neuroscientist Read Montague performed a study of traders' brain activity while trading. He shares which traders made the most money in the experiment.

  • The new space race, and why nothing else matters Friday, 11 Jul 2014 | 11:15 AM ET
    SpaceX CEO Elon Musk (R) unveils SpaceX's new seven-seat Dragon V2 spacecraft, at a press conference in Hawthorne, California, May 29, 2014.

    To win the next space race, the U.S. should support private property rights in space, and NASA should take a back seat. The Fiscal Times reports.

  • SYDNEY, July 11- After 25 years working around the world as a highly paid geologist earning a six-digit salary, Phil Scheimer is back in Australia weighing up his future prospects: day laborer or pizza delivery man.

  • LONDON, July 10- Fossil fuels will remain an indispensable part of the global energy supply for at least the next 50 years, so a means must be found to burn them without pumping carbon dioxide into the atmosphere.

  • RIO DE JANEIRO, July 8- Brazil's most promising offshore oil province, the Santos Basin, has 400 times the number of oil leaks as its older and more prolific neighbor, the Campos Basin, a Brazilian university study says, raising concern about the environmental sustainability of the country's new oil wealth.

  • LONDON, July 7- Booming demand for food in China's southern and eastern cities is worsening water shortages in arid northern provinces, adding to the country's environmental problems, new research shows.

  • Climate skeptics look to prove their skeptics wrong Monday, 7 Jul 2014 | 8:00 AM ET
    Mana Pools National Park. Zimbabwe

    Climate change skeptic group The Heartland Institute hosts its annual conference this week and hopes to take on President Obama and others.

  • CAPE CANAVERAL, Fla., July 1- The launch of an unmanned Delta 2 rocket from Vandenberg Air Force Base in California was called off less than a minute before liftoff on Tuesday when the pad's water system failed, a live NASA Television broadcast showed.

  • U.S. FDA seeks ideas for nanotech use in livestock feed Thursday, 26 Jun 2014 | 1:28 PM ET

    CHICAGO, June 26- The U.S. Food and Drug Administration is opening the door for livestock feed manufacturers and pharmaceutical companies to roll out nanotechnology products that could make animals gain weight faster or absorb medications more quickly.

  • New Zealand rejects undersea iron sand mining project Tuesday, 17 Jun 2014 | 9:18 PM ET

    WELLINGTON, June 18- A project to mine undersea iron ore sands deposits off the New Zealand coast has been rejected because of uncertainty about the environmental impact of the project, the country's Environmental Protection Authority said on Wednesday.

  • OSLO, June 17- Climate change is a growing threat to tourism, from thawing ski resorts to coral reefs hit by warmer seas, and the industry itself should do more to curb its soaring greenhouse gas emissions, a study showed on Tuesday.

  • Five brain flaws that make you a lousy investor Tuesday, 17 Jun 2014 | 11:00 AM ET

    Human brains are sometimes hardwired with traits that are detrimental when trying to make investment decisions.

  • MELBOURNE/ WELLINGTON, June 16- New Zealand decides this week whether to approve an underwater iron-ore operation that would likely become the world's first commercial metals mine at the bottom of the sea.

  • Cool pharma tech     Tuesday, 10 Jun 2014 | 5:27 PM ET

    CNBC's Meg Tirrell reports which pharmaceutical stocks are ready for the future of medicine, including Covidien's swallowable pill-size camera.