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    Insurers Battle Families Over Costly Drug for Fatal Disease

    Insurers Battle Families Over Costly Drug for Fatal Disease


    Nolan and Jack Willis, ahead of a doctor’s visit this...

    The case of Exondys 51 poses emotionally charged issues for families of young boys with a rare illness, who are fighting companies to get coverage for an expensive drug approved on a lower bar of proof.

    14 Years Old. Losing Muscle Every Day.


    Nicolas is 14 and has Duchenne muscular dystrophy, which is robbing him of his muscles — and his life. A new and expensive drug may help, but can he get...

    Nicolas is 14 and has Duchenne muscular dystrophy, which is robbing him of his muscles — and his life. A new and expensive drug may help, but can he get it?

    Review: In ‘Food Evolution,’ Scientists Strike Back


    Scott Hamilton Kennedy’s documentary gives G.M.O. opponents their say, but leaves the last word to food technologists, who insist on reviewing the...

    Scott Hamilton Kennedy’s documentary gives G.M.O. opponents their say, but leaves the last word to food technologists, who insist on reviewing the data.
    High Above Mars, a NASA Orbiter Spies the Curiosity Rover

    High Above Mars, a NASA Orbiter Spies the Curiosity Rover


    In this false-color photograph taken by the Mars Reconnaissance Orbiter on June 5, the small blue dot in the center is NASA’s Curiosity...

    The Mars Reconnaissance Orbiter has been taking images of the rover about every three months to monitor the surrounding area for changes.
    Trilobites: Why Do Bird Eggs Have Different Shapes? Look to the Wings

    Trilobites: Why Do Bird Eggs Have Different Shapes? Look to the Wings


    A collection of bird eggs of different shapes and sizes. On a global scale, one of the best predictors of egg shape is flight ability, a study...

    In the most comprehensive study of egg shapes to date, scientists say that the best predictor of long or pointy eggs is a bird’s flying ability.
    Frédérick Leboyer, Who Saw Childbirth Through Baby’s Eyes, Dies at 98

    Frédérick Leboyer, Who Saw Childbirth Through Baby’s Eyes, Dies at 98


    Frédérick Leboyer in 1976. In his 1974 book, he argued that the modern delivery room bowed to the needs of doctors, women and procedures while often overlooking those of a primary player in the birth: the...

    Mr. Leboyer, a French physician, advocated natural birth methods that focused on easing suffering for the baby.
    Dr. Lawrence Weed, Pioneer in Recording Patient Data, Dies at 93

    Dr. Lawrence Weed, Pioneer in Recording Patient Data, Dies at 93


    Dr. Lawrence L. Weed, who created a system for organizing patient information that is used all over the world, at a lecture in...

    Dr. Weed created a system for organizing medical data that is used all over the world, and helped develop a computerized method for aiding diagnosis and treatment.
    Jerry Nelson, Designer of the Segmented Telescope, Dies at 73

    Jerry Nelson, Designer of the Segmented Telescope, Dies at 73


    Jerry Nelson peering into a mirror at the Lick Observatory. Mr. Nelson, an astronomer, helped design a telescope that has become a model for many advanced modern-day...

    Mr. Nelson’s design, made decades after the size limit was thought to have been reached, allowed scientists to peer farther into the universe than ever before.
    Too Hot to Fly? Climate Change May Take a Toll on Air Travel

    Too Hot to Fly? Climate Change May Take a Toll on Air Travel


    Temperatures rising above 118 degrees grounded some aircraft at the Phoenix Sky Harbor International Airport. The hot air was too thin to provide the lift they needed to take off...

    Excess heat in Phoenix grounded more than 40 flights in recent days, and scientists say a warming climate could also mean more turbulent rides.
    Draft Order on Drug Prices Proposes Easing Regulations

    Draft Order on Drug Prices Proposes Easing Regulations


    President Trump meeting with leaders from the pharmaceutical industry in...

    A draft of an executive order obtained by The Times appears to give the drug industry what it wants with no guarantee that consumer costs will fall.
    Explorer: In the Footsteps of Charles Darwin

    Explorer: In the Footsteps of Charles Darwin


    The Galápagos are an archipelago of 20 islands made famous by Charles Darwin, who formulated his theory of evolution there in...

    A land-based vacation in the Galápagos offers snorkeling, cave exploration, mountain hikes, tortoises and, sometimes, a little mystery.
    Exxon Mobil Lends Its Support to a Carbon Tax Proposal

    Exxon Mobil Lends Its Support to a Carbon Tax Proposal


    Protesters outside the Exxon Mobil shareholders’ meeting in Dallas in May. The company is supporting a carbon tax proposed by the Climate Leadership...

    The company is joining other oil companies and corporate giants to endorse a plan from the Climate Leadership Council to tax fossil fuels and pay the dividends to taxpayers.
    Yearning for New Physics at CERN, in a Post-Higgs Way

    Yearning for New Physics at CERN, in a Post-Higgs Way


    CERN hosts thousands of scientists, representing 22 member countries, all working to understand how the universe was created. CMS is one of seven detectors on...

    Physicists monitoring the Large Hadron Collider are seeking clues to a theory that will answer deeper questions about the cosmos. But the silence from the frontier has been ominous.
    Q&A: Do Birds Listen When You Play Music?

    Q&A: Do Birds Listen When You Play Music?


    A 2012 study showed that birds respond to song in the same areas of the brain as humans. Birds can cue into a specific frequency range and...

    A 2012 study showed that birds respond to song in the same areas of the brain as humans. Birds can cue into a specific frequency range and tempo.
    Out There: Earth-Size Planets Among Final Tally of NASA’s Kepler Telescope

    Out There: Earth-Size Planets Among Final Tally of NASA’s Kepler Telescope


    An artist’s conception of KOI-961, a star system detected by the Kepler space telescope. It has three of the smallest planets known so far to orbit a star other than our...

    Setting the stage for the next chapter in the quest to end cosmic loneliness, astronomers released a list of objects they are 90 percent sure are planets orbiting other stars.
    William J.L. Sladen, Expert on Penguin Libidos, Is Dead at 96

    William J.L. Sladen, Expert on Penguin Libidos, Is Dead at 96


    William J.L. Sladen, a zoologist, feeding a bird that appeared in “Fly Away Home,” the 1996 movie based on his...

    Dr. Sladen, a British zoologist whose work was the basis of the 1996 movie “Fly Away Home,” also helped teach young birds to safely migrate.
    Matter: Scientists Discover a Key to a Longer Life in Male DNA

    Matter: Scientists Discover a Key to a Longer Life in Male DNA


    Socializing in the city of Carmaux in the south of France. Researchers recently found that a genetic mutation may add about 10 years to men’s life...

    Researchers have found a genetic mutation linked to longer life span — but only in men. It joins a very short list of gene variants with similar effects.