Last Updated: Friday, October 25, 2013, 14:08
Experts at the University of Colorado Boulder have found that the standard summer temperatures in the Eastern Canadian Arctic have risen drastically in the last 100 years as compared to any century in the last 44,000 years and perhaps as long ago as 120,000 years.
Last Updated: Friday, October 21, 2011, 10:57
Archaeologists have discovered hundreds of rudimentary man-made tools and artefacts that date back between 8,000-11,000 years in the northwestern state of Baja California Sur.
more videos >>