Sarah Schwartz

All Stories by Sarah Schwartz

  1. Health & Medicine

    Virus closely related to hepatitis A discovered in seals

    Scientists have discovered a relative of the hepatitis A virus in seals.

  2. illustration of DNA coiled in a sphere

    The human genome takes shape and shifts over time

    Scientists are mapping and modeling the 4-D human genome to get beyond its linear structure.

  3. Health & Medicine

    Stiff cellular environment links obesity to breast cancer

    Obesity may directly support tumor growth by making a cell’s surroundings stiffer.

  4. Health & Medicine

    ‘Vomiting device’ sounds gross but it helps study infections

    Scientists created a “vomiting device” to study how norovirus spreads through the air.

  5. California two-spot octopus

    How an octopus’s cleverness may have evolved

    Scientists have sequenced the octopus genome, revealing molecular similarities to mammals.

  6. Neuroscience

    A voyage into Parkinson’s disease, led by patient and journalist

    Jon Palfreman’s Brain Storms explores Parkinson’s disease in the past, present and future.

  7. Cat and horse pupils

    Power of pupils is in their shape

    Horizontally or vertically stretched pupils may provide predators and prey with visual advantages.

  8. Animals

    Parasitic wasp larva gets more than a meal from its spider host

    Parasitic wasps coerce spiders to construct strong supports for cocoons.

  9. Health & Medicine

    Kidney transplants may benefit from a slightly chilled donor

    Transplanted kidneys performed better when taken from organ donors whose bodies were intentionally cooled after death.

  10. water strider

    Robot springs off water

    Scientists have created robotic water striders that can jump on water.

  11. MERS virus (yellow)

    Experimental MERS vaccine battles virus in mice and monkeys

    Select viral proteins and DNA can combat the MERS virus in mice and monkeys.

  12. Ecosystems

    Encased algae create kaleidoscope of color

    The skeletons of diatoms, algae that produce oxygen but also form toxic blooms, can create beautiful microscopic designs.