Archive for the ‘Earth's history’ Category


Diamonds, Chocolate, Mating - Thursday, February 7th, 2002

Diamonds, mating and chocolate: three necessities of Valentine’s Day.



Global Warming: Old Records, New Evidence - Tuesday, September 11th, 2001

New evidence from records of lake ice freezing and thawing is evidence for global warming.



Isotopes in Anthropology & Biology - Wednesday, March 24th, 1999

Isotope analysis help track monarch butterfly migration; also used for dating specimens in anthropology and biology.



Killer Asteroids: Ultimate Impact - Wednesday, November 4th, 1998

New searches are finding lots of asteroids. None of them are aimed at us — yet. How much damage have asteroids done in the past?



Polar Science - Saturday, April 4th, 1998

What’s new in polar science? What do seals do under the ice? How did humans cross the Bering Strait to reach North America? What does ancient metal tell us about ancient people?



Dinos 4 Sale! (A Good Idea?) - Thursday, December 5th, 1996

Tyrannosaurus Sue, raised questions about who owns dinosaur fossils. Should they jut go to the highest bidder, or should they have special status as scientific objects?



Amber: The Natural Preservative - Tuesday, February 27th, 1996

How amber is used in archeology and paleontology: Reviving ancient bacteria, viewing ancient insects, what’s not to love about amber?




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SciMax Theater


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