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  • Super Fruits, Sensational Claims Friday, 20 May 2011 | 2:31 PM ET
    Acai Berries

    Health-conscious U.S. consumers  are buying hundreds of millions of dollars of so-called superfruits annually, even as critics contend their nutritional benefits are overblown and, in some cases, nonexistent.

  • CNBC Poll: Obesity In America Friday, 20 May 2011 | 2:12 PM ET
    Healthy Business - A CNBC Special Report

    The Centers for Disease Control considers obesity in America an epidemic; more than one out of three adults and 17 percent of all children are technically overweight to the point of obesity.

  • Quiz: Are You A Health Nut? Friday, 20 May 2011 | 2:09 PM ET

    American spends more on health care than any other country. Do you know where it goes?

  • New Global Diet Tuesday, 26 Apr 2011 | 12:38 PM ET
    An Angolan woman shops in a market in Cabinda.

    Much like housing years ago, food has become something bigger than itself. It's about far more than sustenance. It's about commodities trading, global trade, energy, biotechnology and government policy. Our special report, "Food Economics, explores all of those dimensions.

  • High Hopes For High-Tech, High-Yield Food Tuesday, 26 Apr 2011 | 12:05 PM ET

    With both global food prices and concerns about food safety on the rise, technology is playing a more important role in the economics of the world’s food supply.

  • CNBC Poll: Is The U.S. Competitive In Clean Energy? Wednesday, 20 Apr 2011 | 12:24 PM ET
    CNBC Investing In Green Tech 2011

    The U.S. was an early leader in many areas, but has since slipped a bit. Some say cleantech could be the nest Internet and that the U.S. needs to exploit its considerable expertise. What do you think?

  • Name That Stock Monday, 18 Apr 2011 | 4:13 PM ET
    NYSE traders

    Find out how much you know about American companies—and see if you can name them by taking the quiz.

  • CNBC Investing In Green Tech 2011

    Developing alternative fuels takes money and policies as much as it does will and time.  Take NASA as an example.

  • 3D Technology Could Brighten Solar-Industry Output Friday, 15 Apr 2011 | 2:57 PM ET
    Winemaker Greg Allen walks between floating solar panels on a pond behind the Far Niente winery in Oakville, Calif. The winery is trying out a new approach in the volts-for-vines tradeoff, saving vineyard space by floating solar panels on a pond that recycles water left over from the winemaking process. (AP Photo/Eric Risberg)

    With the solar energy industry booming, companies large and small continue to look for ways to squeeze efficiencies out of decades-old technology. So why not 3D technology.

  • Stonyfield Farm yogurt cup made from plant-based Ingeo

    A growing industry of so-called bioplastics — plastics made out of plants like corn or sugarcane, or plastics that simply biodegrade — is rising up to meet the need of a small, but dedicated group of consumers who want green products.

  • Petrotech Oil Purification Unit Onsite

    The three-decade-old technology for industrial systems is not only affordable, but generates revenue for companies that use it — assuming they know about it.

  • Corporate America Embraces The Green Data Server Friday, 15 Apr 2011 | 2:53 PM ET

    With ever-increasing amounts of data being generated, energy-thirsty data centers are quickly becoming many firms’ most important green initiative.

  • If the Sky Is Falling, Gold Is Rising Wednesday, 6 Apr 2011 | 9:38 AM ET

    "Gold has been a useful store of value for 6,500 years,” says one observer of the gold bug crowd. “Uncertainty causes people to see stable value, and gold provides that confidence.”

  • The Numerology and I Ching of Apocalypse 2012 Wednesday, 6 Apr 2011 | 9:36 AM ET

    Some  believe Dec. 21, 2012 — 12/21/2012 — will see a cataclysmic set of events that mark either the end or rebirth of the world.

  • Do You Know Your Stock Market Jargon? Friday, 1 Apr 2011 | 12:02 PM ET

    How much stock market jargon do you know? Take our quiz and find out!

  • The Impact of Dodd-Frank Thursday, 24 Mar 2011 | 11:05 AM ET

    How much do you know about the impact of the proposed Dodd-Frank law?

  • What Do You Know About Property? Monday, 14 Mar 2011 | 8:57 AM ET

    how much do you know about home ownership and real estate. Take our quiz.

  • What the Tsunami Means for US West Coast Friday, 11 Mar 2011 | 11:35 AM ET

    Residents need to be prepared for the strongest waves four to five hours after the first one hits, but there will be no "wave of water", one expert told CNBC.

  • More and more people are questioning the practicality of a traditional bachelor of arts degree as the United States struggles to create jobs in a global economy while U.S. colleges fail to contain tuition costs.