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Articles in July 1995 issue of Discover

• A coolness on Mars - Hubble Space Telescope reveals two seasons of Mars
• Europa Eureka - moon of Jupiter has superthin atmosphere of oxygen
• Slipping toward Vega - Night Watchman - Column
  by Bob Berman
• X-ray dreams - Charles Rhodes quest to build an X-ray laser
  by Will Hively
• Cholera's new coat - Indian cholera epidemic of 1992 was caused by mutated form of the known deadly form of the virus, with a new bacterium coat
• Carriers of extinction - human diseases may have caused extinction of large mammals
  by Carl Zimmer
• Return of the blob - jellyfish as food - Light Elements
  by Polly Shulman
• The coming Himalayan catastrophe
  by Kathy A. Svitil
• Pump it up - new desalination plants powered by ocean waves
• Teaching tolerance to T cells - mitigating autoimmune response by eating some of the protein the body perceives as foreign
  by Sarah Richardson
• A stroke of luck - Vital Signs
  by Tony Dajer
• Fetal attraction - fetal tissue transplant treatment for Parkinson's disease
  by Jeff Goldberg
• The alligators of Apopka - pesticide byproduct DDE in Florida lake hurts sexual development of alligators by blocking testosterone
• Collapse of a food chain - caused by small rise in Pacific Ocean surface temperature
  by Kathy A. Sviti
• Black holes ants & roller coasters - Marek Abramowicz's ideas of centrifugal force and natural motion
  by Hans Christian Von Baeyer
• Garbage trucks of the cell - proteasomes
• A question of gravitas - physicists claim to have detected neutrinos with mass
  by Tim Folger
• The killer cat virus that doesn't kill cats - feline immunodeficiency virus
  by Virginia Morell