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  • Space station's coolant system fails; crew safe Wednesday, 11 Dec 2013 | 10:45 PM ET
    The International Space Station (ISS), as seen from NASA space shuttle Endeavour

    The "Big 14" maintenance issues that NASA faces occasionally during space station operations is not a life-threatening emergency. NBC news reports.

  • Segway inventor: Let's show kids smart is cool Monday, 2 Dec 2013 | 12:12 PM ET
    Students and their robots from the First Robotics program lead the Macy’s Thanksgiving Day parade.

    The US needs to get kids to be interested in science and technology. The best way? Convince them that smart is cool, says Segway inventor Dean Kamen.

  • One tycoon's quest to create moon private property Wednesday, 13 Nov 2013 | 1:44 PM ET
    Section of a full moon

    Robert Bigelow is applying to amend a 1967 international agreement on the moon so that a system of private property rights can be established there.

  • India blasts off in race to Mars Tuesday, 5 Nov 2013 | 6:42 PM ET

    India launched its first rocket to Mars on Tuesday, aiming to reach the red planet at a much lower cost than successful missions by other nations.

  • Dana Bieber, NO on 522 Coalition spokesperson, says "initiative 522," which would require GMO foods to be labeled in Washington, provides "misleading information." Jeffrey Smith, Institute of Responsible Technology, explains why he is in support of the labels.

  • The sun's 'canyon of fire' and other hot videos Monday, 4 Nov 2013 | 9:45 AM ET

    Check out a solar phenomenon known as "the canyon of fire".

  • India counts down to ambitious Mars mission Monday, 4 Nov 2013 | 12:50 AM ET

    India is gearing up for its first mission to Mars, which if successful, would make it the first Asian nation to reach the Red Planet.

  • Baldness cure could be close—study Tuesday, 22 Oct 2013 | 8:49 AM ET

    A breakthrough technique that can generate human hair growth shows promise for treating baldness in men and women.

  • Oreos as addictive as crack?     Thursday, 17 Oct 2013 | 1:54 PM ET

    A new study from Connecticut College found lab rats that ate Oreo cookies activated neurons in their brains' "pleasure center" in the same way that drugs such as cocaine would.

  • Pick up or delivery? NASA launches new space ship Sunday, 29 Sep 2013 | 11:37 AM ET
    This image provided by NASA-TV shows the SpaceX Dragon commercial cargo craft, top, after Dragon was grappled by the Canadarm2 robotic arm and connected to the International Space Station, Friday, May 25, 2012. Dragon is scheduled to spend about a week docked with the station before returning to Earth on May 31 for retrieval. (AP Photo/NASA)

    NASA's newest delivery service pulled up at the International Space Station on Sunday after a week's delay, bringing more than a half-ton of supplies.

  • Aspiring Martians pay up in hope of a one-way trip Tuesday, 10 Sep 2013 | 12:10 PM ET
    Planet Mars.

    The Mars One venture says more than 200,000 people registered their interest in taking a one-way trip to the Red Planet. NBC reports.

  • Nightmare at the Pittsburgh VA     Monday, 9 Sep 2013 | 2:40 PM ET

    The "Street Signs" crew reports on an outbreak of Legionnaires' disease that has resulted in patient deaths at the VA hospital in Pittsburgh.

  • Quest for Alzheimer's cure     Thursday, 5 Sep 2013 | 12:45 PM ET

    It has been more than a decade since a new drug has come on the market. CNBC's Bertha Coombs reports on whether a new one is in the works.

  • Tips for a successful nap     Wednesday, 4 Sep 2013 | 7:44 PM ET

    What's the best time to nap? Dr. Sara Mednick, UC Riverside Psychology Department, offers guidance for the right time of day to take a nap and for how long. CNBC's Courtney Reagan, weighs in.

  • Weird science: Stem cells make tiny human 'brain' Wednesday, 28 Aug 2013 | 2:12 PM ET

    Scientists have turned human stem cells into pea-sized organs with a neural structure similar to that of a developing embryo.

  • Area 51: No UFOs, but lots of U-2 spy planes Friday, 16 Aug 2013 | 1:45 PM ET
    Guard Gate at Area 51 near Rachel, Nevada

    A newly declassified CIA history spills the story about Nevada's Area 51 and its secret mission— which was not to study UFOs, but to test the U-2 and other spy planes.

  • John Authers, senior investment columnist at the Financial Times, says it makes sense to look into meat alternatives, but affordability will be key.

  • Test-tube burger, anyone?     Monday, 5 Aug 2013 | 11:45 AM ET

    The $325,000 in-vitro burger could help lead to sustainable meat production, according to the Netherlands-based researcher Mark Post.

  • Ancient master goldsmiths were master crooks, too Friday, 26 Jul 2013 | 2:44 PM ET
    Metal workers from the time of ancient Rome were experts at shiny finishes.

    Metal workers 2,000 years ago perfected plating techniques that modern methods can't touch. Some probably coated cheap metal or wood objects in a gilded skin and sold them for big profits. NBC reports.

  • Delaying retirement and dementia?     Tuesday, 16 Jul 2013 | 4:47 PM ET

    A French government research agency shows that putting off retirement can delay dementia. Dr. Nancy Snyderman, NBC's chief medical editor, explains the "use it or lose it" strategy.