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Humans

More Stories in Humans

  1. A vial of blood sit on top of piece of paper with the results of a cholesterol test.
    Health & Medicine

     HDL ‘good’ cholesterol isn’t always good for heart health

    High levels of HDL cholesterol don’t appear to protect against heart disease, while harm from low levels may depend on race, a study reports.
    By Aimee Cunningham
  2. An illustration of a man blowing his nose on a pink background with a giant box of tissues, red ski cap, and pills in the middle ground.
    Health & Medicine

     Why it’s easier to catch a cold, the flu or COVID in the winter

    Low humidity protects viruses and cold temperatures may blunt some immune responses, making viral infections like colds, flu and COVID-19 more likely.
    By Tina Hesman Saey
  3. medical illustration of a human body with lungs and a zoom in view that shows Blastomyces fungal spores in the lungs
    Health & Medicine

     4 key things to know about lung infections caused by fungi

    News that three kinds of fungi are more widespread than previously thought prompted reader questions about risk, symptoms and more. We answer them.
    By Tina Hesman Saey
  4. an illustration of a DNA helix with hands inserting missing peices on either side
    Genetics

     50 years ago, scientists sequenced a gene for the first time

    Within five decades, scientists went from sequencing a single gene to sequencing the entire human genome.
    By Cassie Martin
  5. An underwater photo of a replica sunken merchant ship with a scuba diver swimming above.
    Archaeology

     Complex supply chains may have appeared more than 3,000 years ago

    Finds from one of the world’s oldest shipwrecks hint that miners in Central Asia and Turkey provided a crucial metal to Mediterranean rulers.
    By Bruce Bower
  6. the Maya site Aguada Fénix as mapped by lasers, showing a rectangular ceremonial site oriented toward sunrise, surrounded by other structures and faint markings that may be roads
    Archaeology

     Lasers reveal sites used as the Americas’ oldest known star calendars

    By around 3,100 years ago, Mesoamerican ritual complexes tracked celestial cycles using a 260-day count, a huge lidar mapping project shows.
    By Bruce Bower
  7. An Amazonian woman walks away from the camera while holding a large basket on her head.
    Earth

     Indigenous people may have created the Amazon’s ‘dark earth’ on purpose

    Modern Amazonians make nutrient-rich soil from ash, food scraps and burns. The soil strongly resembles ancient dark soils found in the region.
    By Freda Kreier
  8. An illustration of the spores of a soil fungi called Histoplasma.
    Health & Medicine

     Fungi that cause serious lung infections are now found throughout the U.S

    Doctors should be on the lookout for three types of fungi that, when inhaled, can lead to serious infections, researchers say.
    By Tina Hesman Saey
  9. A photo of Joseph L. Graves Jr., the first African American to earn a Ph.D. in evolutionary biology.
    Science & Society

     Meet the first Black American to earn an evolutionary biology Ph.D.

    In ‘A Voice in the Wilderness,’ Joseph L. Graves Jr. discusses his scientific journey, how he debates racists, and more.
    By Susan Milius