The Flagstaff Festival of Science gets underway this week. Ira Flatow talks with two festival participants about some of the highlights: Astronaut John Grunsfeld previews a talk on the Hubble Telescope and archeoastronomer Bryan Bates tells what the Mayans knew about 2012.
Archaeologist Constanza Ceruti braves blistering winds and altitude sickness to research ancient Andean civilizations. Environmental anthropologist Kenny Broad dives deep into ocean caves to study fresh water reserves. The two explorers explain the limits, risks and rewards of their work.
Record breaking fires in the Southwest have burned thousands of acres, disrupting people and animals, and leaving muddy, flood-prone landscapes in their wake. Ira Flatow and guests discuss fire ecology, and how new forest management strategies may help stifle the blazes.
Perched on a mesa just above Flagstaff is the historic Lowell Observatory, founded back in the days of the Wild West. Observatory director Jeffrey Hall talks about landmark discoveries made there, like 'Planet X'--later renamed Pluto--and the exoplanets astronomers are spotting there today.
The story of Adam and Eve is a primary belief for many Christians. Some Christian scholars argue that research on the human genome shows that modern humans did not descend from the Biblical couple, and that Christianity must find a way to reconcile modern science and religious beliefs.
The Grand Canyon may seem to be a simple case of "river carves rock," but to geologists, its formation is still puzzling. Ira Flatow and guests discuss the canyon's mysteries, and the scientific sleuthing being done to solve them--millions of years after the Colorado River carried off the evidence.
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