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  • Dog our best friend longer than we thought? Friday, 22 May 2015 | 12:23 PM ET
    Dog and boy

    New findings have caused scientists to ponder if dogs have been our best friends for longer, the New York Times reports.

  • Oldest known tools weren't made by humans Wednesday, 20 May 2015 | 2:46 PM ET
    Sammy Lokorodi, a resident of Kenya's northwestern desert who works as a fossil and artifact hunter, led the way to a trove of 3.3 million-year-old tools.

    The discovery of a few stone tools in Kenya has just pushed back a piece of the archaeological record almost a million years.

  • Scientists experiment to make old brains new again Wednesday, 20 May 2015 | 11:34 AM ET
    Mice in science lab

    Researchers at UC Irvine restored a key feature of young brains, the flexibility that allows for learning and creativity.

  • Scientists link dolphin deaths in Gulf to 2010 BP spill Wednesday, 20 May 2015 | 4:04 AM ET

    NEW ORLEANS— In a new study, a team of scientists says there's a definite link between the massive BP oil spill in 2010 and a record number of dolphin deaths along the northern Gulf of Mexico. The study involved federal scientists with the National Oceanic and Atmospheric Administration. "No feasible alternative causes remain that can reasonably explain the...

  • Navy drone flies like tiny 'paper airplane' Tuesday, 19 May 2015 | 1:55 PM ET
    The US Navy’s “CICADA”  drone program is producing lightweight disposable glider drones for field missions.

    The Navy has a new drone for spying that is small, cheap and completely disposable.

  • Homebrew: Scientists tweak yeast to grow morphine Monday, 18 May 2015 | 2:08 PM ET
    Chemical formula of Morphine

    Scientists have engineered brewer's yeast to synthesize opioids such as morphine from a common sugar, according to an international team.

  • El Niño is coming back. So what is it, anyway? Friday, 15 May 2015 | 10:44 AM ET
    Rain pours from thunderclouds on the U.S. West Coast.

    The climate pattern known as El Nino is on its way, climate forecasters say. But what is it, and why should we care?

  • Cancer data deluge   Thursday, 14 May 2015 | 2:32 PM ET
    Cancer data deluge

    CNBC's Meg Tirrell breaks down all the biotech data coming out ahead of the ASCO Conference, and why Clovis Oncology's stock is climbing.

  • Bees are still mysteriously dying at a huge rate Thursday, 14 May 2015 | 11:22 AM ET
    A bee keeper inspects movable frame hives.

    Beekeepers lost huge numbers of bees last year, and scientists still do not know why.

  • Bill Nye Kickstarts solar-powered space travel Thursday, 14 May 2015 | 10:49 AM ET
    A depiction of LightSail with its unfurled solar sails

    U.S. scientist Bill Nye, popularly known as "the Science Guy", has launched a Kickstarter to fund an satellite propelled by solar energy.

  • 'Disruptor' Moderna: Human drug trials coming soon Tuesday, 12 May 2015 | 2:27 PM ET
    An image of Stéphane Bancel of Moderna Therapeutics from a company video.

    If successful, Moderna Therapeutics' cutting-edge drug method could be used to fight cancer and some infectious diseases.

  • Steroids for cattle causing sex changes in fish Tuesday, 12 May 2015 | 11:37 AM ET
    Blue Cod

    Potent animal hormones used in livestock farming are sticking around in the environment far longer than had been expected.

  • Pall nears sale that sets its value above $10B: DJ Monday, 11 May 2015 | 7:23 PM ET
    An employee uses a Thermo Fisher Scientific Inc. X Series 2 inductively coupled plasma mass spectrometry machine to analyze copper concentrate samples inside the Central Geological Laboratory in Ulaanbaatar, Mongolia.

    The maker of fluid filtration systems is expected to receive bids from companies including Danaher and Thermo Fisher Scientific.

  • May 11- New Jersey Governor Chris Christie on Monday vetoed legislation that would have directed more money from environmental legal settlements to be used to fund cleanups of pollution. "The protection and preservation of the ecological wonders of which New Jersey is so proud have always been critical considerations when weighing where New Jersey's...

  • When insects attack—and inflict billions in damage Saturday, 9 May 2015 | 9:00 AM ET
    An exit hole is damage caused by an adult Asian longhorned beetle emerging from an infested tree.

    Behind blossoming flowers and fields of fruit lurk a hungry threat that has crawled and eaten its way through much of the U.S.

  • Melted! No snow help for drought-stricken states Friday, 8 May 2015 | 3:17 PM ET
    A snowless mountain along California Highway 88 at Red Lake on April 12, 2015, near South Lake Tahoe, Calif.

    Snowpack is an important contributor to water supplies, and crucial to winter tourism and skiing industries in the western US.

  • Why California's new water rules may not work Friday, 8 May 2015 | 12:17 PM ET
    A man waters down the sidewalk outside Taco Bell in Los Angeles.

    California is adopting new drought-fighting rules, but many people in the state don't seem interested in cutting back on water use.

  • COPENHAGEN, May 8- Investors have high hopes for Novozymes and the enzymes it makes to improve chemical processes in a variety of industries, but analysts warn of pitfalls in a growth strategy reliant on a biofuel sector still in its infancy and unproven farming biotechnology. Having built on mother company Novo's work in the 1940 s to produce biological...

  • J&J to evaluate 'compassionate use'   Thursday, 7 May 2015 | 2:36 PM ET
    J&J to evaluate 'compassionate use'

    Discussing the laws and ethics around compassionate use drugs, with Art Caplan, NYU School of Medicine; Dr. Amrit Ray, Janssen Pharmaceutical chief medical officer; and CNBC's Meg Tirrell.

  • Using basic economics to fight a $10B black market Wednesday, 6 May 2015 | 2:52 PM ET
    Shoppers look at birds in a market place in Sumatra, Indonesia.

    The global wildlife trade is huge and dangerous to many animals, but tough to track. Economics might offer some answers.