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Formation and Evolution of Earth's Internal Structures - October 12, 2013

Scientists at Stanford University say the processes behind the formation and evolution of planet Earth are similar to those that allow water to trickle through coffee grinds to brew your morning coffee. We'll learn more about this when we talk with the leader of the research team. Also… Scott Carpenter, one of the legendary seven original U.S. astronauts and the second American to orbit the Earth, has died.  He was 88. The 2013 Nobel Prizes for Physiology or Medicine, Physics and Chemistry were announced this past week in Stockholm, Sweden. China has become world’s biggest purchaser of robots. This week a team of South African scientists said that they found the first sizeable specimen of a comet's nucleus. Scientists met this week to discuss how some flooded crops like rice could stay alive for long periods.