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Genetics

More Stories in Genetics

  1. Four people with masks on, stand behind a roulette table
    Health & Medicine

     DNA is providing new clues to why COVID-19 hits people differently

    Age, general health and vaccinations can affect how sick people get with COVID-19. So can genes. Here are new hints of what’s going on in our DNA.
    By Tina Hesman Saey
  2. Color-enhanced scanning electron micrograph of the fungus Aspergillus nidulans shows fungal growths that look like broccoli clusters
    Microbes

     How fungi make potent toxins that can contaminate food

    Genetically engineering Aspergillus fungi to delete certain proteins stops the production of mycotoxins that can be dangerous to human health.
    By Deborah Balthazar
  3. archaeologists excavating graves of plague victims at a London cemetery
    Genetics

     Black Death immunity came at a cost to modern-day health

    A genetic variant that boosts Crohn’s disease risk may have helped people survive the 14th century bubonic plague known as the Black Death.
    By Wynne Parry
  4. An illustration of a Siberian Neandertal father carrying his young daughter on his shoulders.
    Genetics

     Ancient DNA unveils Siberian Neandertals’ small-scale social lives

    Females often moved into their mate’s communities, which totaled about 20 individuals, researchers say.
    By Bruce Bower
  5. composite of two images of a children with blonde, unruly hair
    Genetics

     Can’t comb your kid’s hair? This gene may be to blame

    Scientists linked variants of one hair shaft gene to most of the uncombable hair syndrome cases they tested.
    By Meghan Rosen
  6. a mother and baby donkey with dark brown fur stand in a field with trees in the background
    Animals

     DNA reveals donkeys were domesticated 7,000 years ago in East Africa

    When and where donkeys were domesticated has been a long-standing mystery. DNA now reveals they were tamed much earlier than horses.
    By Freda Kreier
  7. a child holding a glass of milk grimaces
    Anthropology

    Famine and disease may have driven ancient Europeans’ lactose tolerance

    Dealing with food shortages and infections over thousands of years, not widespread milk consumption, may be how an ability to digest dairy evolved.
    By Bruce Bower
  8. a 14,000-year-old partial skull of an ancient hominid shown from multiple angles
    Humans

    Ancient DNA links an East Asian Homo sapiens woman to early Americans

    Genetic clues point to a Late Stone Age trek from southwestern China to North America.
    By Bruce Bower
  9. a scientist in front of cages full of mosquitos at a lab in Terni, Italy
    Genetics

     Who decides whether to use gene drives against malaria-carrying mosquitoes?

    As CRISPR-based gene drives to eliminate malaria-carrying mosquitoes pass new tests, the African public will weigh in on whether to unleash them.
    By Tina Hesman Saey