New Thoughts on Hopewell Metal Beads
Archaeology
An earlier study had ruled out the Anoka meteor as the source of the material for the iron-nickel beads. But Timothy McCoy and his colleagues at the ...
If that asteroid had been 30 seconds late, dinosaurs might rule the world and humans probably ...
Popular Science
This is an actual, NASA-sanctioned artist rendering of the meteor impact that killed off most of the dinosaurs from 1994.
LSST NEO discovery performance
arxiv.org
Projected Near-Earth Object Discovery Performance of the Large Synoptic Survey Telescope
Chesley, Veres JPL Publication 16-11 (April 2017)
Meteor Activity Outlook for May 20-26, 2017
American Meteor Society
This weekend the waning crescent moon will rise during the early morning hours and will not interfere with meteor observing as long as one keeps the ...
2017 The FOURTH Year of "CERTAIN Uncertainty" ™ / Meteors, Asteroids, Comets, and MORE!!
Showing posts with label Hopewell Metal Beads. Show all posts
Showing posts with label Hopewell Metal Beads. Show all posts
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