Bird Droppings Update

As I reported earlier, bird droppings survived the July 4th launch of the space shuttle Discovery. It turns out that they survived the fiery re-entry as well! My oldest son suggests that perhaps NASA should start making their heat-resistant tiles out of bird droppings instead. Grace and Peace

Evolution on the Galapagos Islands

From livescience.com: For the first time scientists have observed in real-time evolutionary changes in one species driven by competition for resources from another. In a mere two decades, one of Charles Darwin's finch species, Geospiza fortis, reduced its beak size to better equip itself to consume small sized seeds, scientists report in the July 14 …

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Space Shuttle Discovery Videos

NASA has videos of the July 4th launch of the space shuttle Discovery. Links can be found at http://www.nasa.gov/mission_pages/shuttle/main/index.html An interesting note: bird droppings survived the launch (but are unlikely to survive the fiery reentry). An interesting astrobiological investigation would be to take a sample of those in space, and to see if any bacteria …

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The Earth Has a Future

We usually think of the science of geology as being about the past: geologists often reconstruct events that happened thousands, millions, or even billions of years in the past. Sometimes geologists are called upon to project into the future as well. Examples of this include earthquake prediction and finding sites for long-term (>10,000 years) storage …

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