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Articles in Nov 1996 issue of Discover

• The eyes have it - male Japanese yellow swallowtail butterflies have simple eyes on the genitalia that helps them mate successfully - Break Throughs - Brief Article
• Soft Silurians - invertebrate fossils
  by Rachel Preiser
• Riddles in the sand - granular flow physics
  by Fred Guterl
• Life kills - changes in force of the flow of blood through arteries linked to development of arteriosclerosis - Break Throughs - Brief Article
• Perpetual flight - robotic planes
  by Kathy A. Svitil
• Great comet - Hale-Bopp - Night Watchman
  by Bob Berman
• Onanism amongst the scaly - unique reproductive strategy discovered among male marine iguanas on the Galapagos Islands - Break Throughs - Brief Article
• Liquid universe: important features of the early universe can be duplicated, some Finnish physicists claim, in a small flask of extremely cold liquid helium
  by Jeffrey Winters
• Yes, we have no yellow fruit - humor about UFOs and aliens - Light Elements
  by Mark Wheeler
• Hot times in the operating room - risk of infection in operating rooms tripled by cold temperatures maintained there to keep surgeons comfortable - Break Throughs - Brief Article
• Fast-forward aging - Werner's syndrome
  by Josie Glausiusz
• The first holes - theory explains why 50% of expected hydrogen and helium is missing in the universe - Break Throughs - Brief Article
• The player - quality of medical care for the rich and powerful - Vital Signs
  by Bruce H. Dobkin
• The big flying fish eater - evidence indicates that the giant Quetzalcoatlus northropi pterosaur ate fish - Break Throughs - Brief Article
• The good virus - the use of bacteriophages to fight antibiotic-resistant bacterial diseases
  by Peter Radetsky
• Superant - suction pads called arolia on the claws of African weaver ants enable them to carry very large prey - Break Throughs - Brief Article
• The light at the bottom of the sea - light-emitting hydrothermal vents
  by Carl Zimmer
• Hot and cold spots below us - global model created of boundary between Earth's core and mantle - Break Throughs - Brief Article
• Math against tyranny - mathematics underlying electoral college ensures the future of US democracy
  by Will Hively
• Bubonic blockage - genetics of bubonic-plague causing bacteria Yersinia pestis - Break Throughs
• Is Occam's razor rusty? - simplest solution not always the most accurate - Break Throughs
• The Tarzan syndrome - only human beings can conceive of both themselves and others - Cover Story
  by Karen Wright
• Jupiter in a jar - model indicates that the planet's weather systems may be caused by an internal heat source - Break Throughs - Brief Article
• The cold war - researchers study mechanisms that enable cold virus to trigger cold symptoms - Break Throughs - Brief Article
• Tarzan's little brain - role of the cerebellum in information processing - Cover Story
  by Sarah Richardson