Saturday, October 25, 2014
My Account  | Login
Nashua;46.0;http://forecast.weather.gov/images/wtf/small/nskc.png;2014-10-25 00:13:45
Monday, May 19, 2014

Rocks from space killing dinosaurs, and maybe us, at Science Pub in Lebanon this Thursday

Science Pub at Salthill, the Upper Valley version of science cafe at a very nice Lebanon bar, will be discussing one of the best attract-laymen science topics this Thursday evening:

Extinction of dinosaurs. Death! T. Rex! Space Rocks! More death! It sounds like a Discovery channel show.

As with any cafe, it's audience questions of the panelists (three Dartmouth professors) that will make difference:

A space rock that hit Earth 65 million years ago is thought to have wiped out the dinosaurs. Was that space rock a comet or an asteroid? How do we know, and what is the difference between these near-Earth objects? Another astral impact about 13,000 years ago is believed to have triggered a dramatic climate shift globally, with far-reaching effects on both animals and humans. Why were larger mammals affected by these collisions? Are humans at risk of species extinction from a future astral collision? This is your turn to ask