Skip to main content

    Advanced Search

      Your search found 1467 results

      • RelevanceSort by
      • AllFilter By
      • All Since 1845All Since 1845
      March 15, 2012Evolution

      Worm Discovery Illuminates How Our Brains Might Have Evolved

      Genetic traces similar to those in vertebrate brains have been found in lowly worms, but not all scientists are convinced that complex brains were already in the works more than 500 million years ago...
      July 23, 2010Public Health

      How Does a Heat Wave Affect the Human Body?

      Some might like it hot, but extreme heat can overpower the human body. An expert from the CDC explains how heat kills and why fans are worthless in the face of truly high temperatures
      October 25, 2010Biology

      Why Is Cholera Spreading in Haiti Now?

      More than nine months after the country's devastating earthquake, a cholera epidemic has sickened thousands. Why does this infectious disease persist? David Sack, a professor at Johns Hopkins Bloomberg School of Public Health, explains...
      September 7, 2012Biology

      What Caused the Yosemite Hantavirus Outbreak?

      With the Yosemite tourists having died from this normally high-altitude illness, we spoke with an infectious disease expert to see if hantavirus could spread to other areas of the country...
      June 17, 2010Mind & Brain

      Lost? Evidence That Sense of Direction Is Innate

      Two new studies show how spatial parts of the brain are already functioning in infancy, revealing that not everything we understand about our surroundings is learned
      October 14, 2010Evolution

      Randy Rotifers: Environmental Variation Prompts More Sex

      Asexual reproduction is efficient and reliable in many small organisms, so why will some suddenly decide to mate? A rare lab experiment sheds light on the forces that drive the switch to sex...
      Scroll To Top