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  • 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.

  • 1 worker hurt in chemical leak at Dalton plant Monday, 7 Jul 2014 | 7:47 AM ET

    ATLANTA— An accident at a chemical plant in Dalton injured a worker Monday and briefly caused authorities to close roads and warn residents in nearby apartments to stay inside, officials said.

  • NASA launches carbon satellite after 2009 failure Wednesday, 2 Jul 2014 | 6:15 AM ET

    VANDENBERG AIR FORCE BASE, California— A rocket carrying a NASA satellite lit up the pre-dawn skies Wednesday on a mission to track atmospheric carbon dioxide, the chief culprit behind global warming. NASA tried in 2009 to launch a satellite dedicated to studying carbon dioxide, the main greenhouse gas caused by the burning of fossil fuels.

  • 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.

  • NASA to launch global warming satellite after loss Monday, 30 Jun 2014 | 2:13 PM ET

    LOS ANGELES— Five years after a NASA satellite to track carbon dioxide plunged into the ocean after liftoff, the space agency is launching a carbon copy— this time on a different rocket.

  • Bio of Obama's choice for VA secretary Sunday, 29 Jun 2014 | 7:32 PM ET

    BORN: June 20, 1953, Gary, Indiana. EXPERIENCE: Served as U.S. Army Captain from 1975-80; joined Procter& Gamble in 1980; served as CEO, president and chairman of the board from 2009-13.. EDUCATION: Bachelor of Science in engineering from U.S. Military Academy, 1975; Master of Business Administration, University of Utah, 1978..

  • 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.

  • Hawaii at center of battle over aquarium fish Thursday, 26 Jun 2014 | 1:10 AM ET

    HONOLULU— The waters off the Hawaii's largest island are home to a half-million brightly-colored tropical fish that are scooped up into nets each year and flown across the globe into aquariums from Berlin to Boston.

  • 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.

  • Rethinking health care     Tuesday, 10 Jun 2014 | 2:53 PM ET

    Why does the U.S. spend so much money on health care? Daniel Kraft, Exponential Medicine executive director, says the U.S. spends a lot of money on "sick" care, not health care, and provides insight to new technology developments in the industry.

  • Global warming damages corals vital to small islands-UN Thursday, 5 Jun 2014 | 10:00 AM ET

    BONN, Germany, June 5- Global warming is causing trillions of dollars of damage to coral reefs, aggravating risks to tropical small island states threatened by rising sea levels, a U.N. report said on Thursday.

  • Immunotherapies hit ASCO     Thursday, 29 May 2014 | 3:35 PM ET

    This year's biggest cancer conference begins tomorrow. CNBC's Meg Tirrell reports why immunotherapy drugs will be a key theme with drug makers at ASCO.

  • War on cancer     Thursday, 29 May 2014 | 1:38 PM ET

    The big topic at this year's cancer care conference ASCO will be immunotherapy drugs. CNBC's Meg Tirrell explains how these drugs work.

  • May 28- South Korea plans to impose tough caps on CO2 emissions from utilities and industry as part of a carbon trading scheme that will be the world's second biggest when it opens at the start of next year.

  • Second case of MERS in US     Monday, 12 May 2014 | 2:28 PM ET

    CNBC's Meg Tirrell reports the Center for Disease Control has confirmed the second case of MERS has been identified in the U.S.

  • WASHINGTON, May 7- Rising levels of carbon dioxide in the atmosphere may cut the nutritional quality of some of the world's most important food crops, researchers reported on Wednesday after conducting experiments simulating conditions expected by mid-century.