Latest Issue of Science News

Genes & Cells

Topic Image Rail

ON A ROLL  Images in the "Life: Magnified" exhibit include bubonic plague bacteria (yellow) in a rat flea.

Bacteria in the ocean, such as those seen in this false color image, have daily cycles of gene activity, even if they don't perform photosynthesis.

IT ITCHES  A new gene test can distinguish between psoriasis (shown) and eczema, skin conditions with remarkably similar appearances.

  • Genetics

    
    Gory Details

    Finally, some solid science on Bigfoot

    DNA analysis finds no Bigfoot, no yeti, two weird bears and one scientist on a quest for the truth.

    Note: To comment, Science News subscribing members must now establish a separate login relationship with Disqus. Click the Disqus icon below, enter your e-mail and click “forgot password” to reset your password. You may also log into Disqus using Facebook, Twitter or Google.

    X
  • Cells

  • Development

    
    Scicurious

    The fluid part of semen plays a seminal role

    We often think of reproduction as involving only sperm and egg. But a new study highlights the seminal role of liquid semen in fertility and healthy offspring.

    Note: To comment, Science News subscribing members must now establish a separate login relationship with Disqus. Click the Disqus icon below, enter your e-mail and click “forgot password” to reset your password. You may also log into Disqus using Facebook, Twitter or Google.

    X
    
    Science Ticker

    Mosquito sperm may sense smells

    Mosquitoes’ sperm may have chemical sensors that detect odors similar to the way the insect’s antennae sort smells.

    Note: To comment, Science News subscribing members must now establish a separate login relationship with Disqus. Click the Disqus icon below, enter your e-mail and click “forgot password” to reset your password. You may also log into Disqus using Facebook, Twitter or Google.

    X
  • Physiology

  • Immune Science

    
    Growth Curve

    If timing’s right, cats and roaches may be good for kids’ allergies

    Exposure to mice, roaches and cats before a child’s first birthday may confer protection against asthma and allergies, a new study suggests.

    Note: To comment, Science News subscribing members must now establish a separate login relationship with Disqus. Click the Disqus icon below, enter your e-mail and click “forgot password” to reset your password. You may also log into Disqus using Facebook, Twitter or Google.

    X
  • Microbiology

    
    Science Ticker

    Ocean microbes orchestrate gene activity

    The bacteria’s daily cycles aren’t just for photosynthesis, a new study suggests.

    Note: To comment, Science News subscribing members must now establish a separate login relationship with Disqus. Click the Disqus icon below, enter your e-mail and click “forgot password” to reset your password. You may also log into Disqus using Facebook, Twitter or Google.

    X
  • Epigenetics

    
    Science Ticker

    Chemical changes to genes make twins' pain differ

    Chemical changes to genes may make identical twins experience pain differently.

    Note: To comment, Science News subscribing members must now establish a separate login relationship with Disqus. Click the Disqus icon below, enter your e-mail and click “forgot password” to reset your password. You may also log into Disqus using Facebook, Twitter or Google.

    X
    Letters to the Editor

    Feedback

    Readers discuss the names of really big numbers and whether Lamarckian evolution is making a comeback.
  • Molecular Evolution

    
    Science Ticker

    Human use energy in brains, muscles differently than chimps do

    The way our brains and muscles use energy is strikingly distinct compared with chimpanzees' metabolism in these tissues, a finding that may explain the major differences between the two species.

    Note: To comment, Science News subscribing members must now establish a separate login relationship with Disqus. Click the Disqus icon below, enter your e-mail and click “forgot password” to reset your password. You may also log into Disqus using Facebook, Twitter or Google.

    X
Subscribe to RSS - Genes & Cells