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What are hole-punch clouds, aka fallstreak holes?
July 10, 2025
min read
Neanderthals bred with modern humans, study confirms
April 17, 2014
min read
Chris Zahm: Understanding and probing the world below our feet
May 20, 2013
min read
Jay Kipper and Sean Murphy on nanotechnology in oil and gas production
April 1, 2013
min read
Ian Duncan on environmental impact of fracking
December 17, 2012
min read
Kathryn Reese-Taylor on the Mayan calendar and 2012 doomsday prophesies
December 7, 2012
min read
David Stuart on the Mayan calendar and 2012 doomsday predictions
November 23, 2012
min read
Depletion of groundwater and solutions
October 22, 2012
min read
Eric Potter explains what, how and why of hydraulic fracturing
October 8, 2012
min read
Paul Ehrlich and the vital role of women in this century
October 4, 2012
min read
