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  • How L.A.'s March for Science came to be

    How L.A.'s March for Science came to be

    Enthusiasm for science runs so deep in Los Angeles that a March for Science was organized here not once but twice. One of those times was a week after the presidential inauguration. Jennifer Wheeler was scrolling through her Facebook feed at the Temple City Library while her 2-year-old played in...

  • Can scientists rejuvenate an aging brain with a protein found in umbilical cord blood?

    Can scientists rejuvenate an aging brain with a protein found in umbilical cord blood?

    What old brains need is a shot of young blood — and the younger the better. It may sound like a metaphor employed by a randy octogenarian. But new research on mice suggests it can be taken quite literally. Writing in the journal Nature, Stanford University anti-aging researchers reported Wednesday...

  • A rocky ‘super-Earth’ with the potential for liquid water is found 39 light-years away

    A rocky ‘super-Earth’ with the potential for liquid water is found 39 light-years away

    Astronomers say they’ve pinpointed a potentially habitable planet that might offer our best chance of characterizing an alien atmosphere in the near future. The planet LHS 1140b, described this week in the journal Nature, provides a tempting target for astronomers looking to probe an exoplanet’s...

  • Why the next flu medicine could come from frog mucus

    Why the next flu medicine could come from frog mucus

    What’s more amazing than kissing a frog and getting a handsome prince? How about scraping off a bit of the mucus layer that covers his skin and finding in it a potent weapon against influenza? That, quite simply, is what scientists from Emory University appear to have done in discovering an antimicrobial...

  • Exercise can be contagious, new social network analysis finds

    Exercise can be contagious, new social network analysis finds

    Now here’s a contagion that might not be so bad to encounter. A new analysis of the running habits of about 1.1 million people reveals that exercise is indeed contagious — though its communicability depends on who’s spreading it. The findings, published in the journal Nature Communications, also...

  • Why doctors are being urged to join the March for Science on Saturday

    Why doctors are being urged to join the March for Science on Saturday

    The editors of the prestigious Annals of Internal Medicine are urging their colleagues in the medical community to join the March for Science. To make sure they leave no room for doubt, the headline on their editorial reads, “Alternative Facts Have No Place in Science.” Published by the American...

Health & Medicine

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Nutrition & Obesity

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  • Less shrinkage: This is your aging brain on the Mediterranean diet

    Less shrinkage: This is your aging brain on the Mediterranean diet

    The aging brain is a shrinking brain, and a shrinking brain is, generally speaking, a brain whose performance and reaction time are declining: That is a harsh reality of growing older. But new research shows that brain shrinkage is less pronounced in older folks whose diets hew closely to the traditional...

  • Why now may be the perfect time to start one of these diet delivery plans

    Why now may be the perfect time to start one of these diet delivery plans

    The hustle and stress of the holidays can throw even the most virtuous eaters off course. You could take some of the cooking and grocery shopping — and some of the season’s inevitable temptations — off your plate with a healthy meal delivery service. And you might be able to beat back the binge...

  • 3 healthy ways to add fat — yes, fat! — to your diet

    3 healthy ways to add fat — yes, fat! — to your diet

    After decades of low-fat yogurts and 1% milk populating store shelves, whole milk and products such as creamy ghee (clarified butter) are finding their way back to favor. On the back of a 2014 Harvard School of Public Health study that found full-fat dairy to be more satisfying — and consequently...

Human Behavior

  • Even in choosing science books, Americans seem divided by politics

    Even in choosing science books, Americans seem divided by politics

    When it comes to buying books online, Americans appear to stand united in our wide-ranging passions, including for science. But on closer inspection, our book-buying habits suggest that, when it comes to choosing science titles, we remain a country divided by politics. Sorting through a database...

  • Having a common cold feels worse if you're lonely

    Having a common cold feels worse if you're lonely

    Sometimes, life kicks you when you’re down. According to new research, that crummy, achy, sneezy feeling you get when you have a cold is worse if you are also feeling lonely. In the study, published Thursday in the American Psychological Assn.’s journal Health Psychology, the authors report that...

  • Biology explains why men kill big game like Cecil the lion — and how that behavior might be stopped

    Biology explains why men kill big game like Cecil the lion — and how that behavior might be stopped

    Why do some humans engage in expensive ventures to hunt lions, elephants and other big-game species that often are endangered or otherwise threatened? The cost, according to a trio of scientists, is exactly the point: These pricey big-game hunts are meant to show off men’s high social status to...

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