• arctic
    August 20, 2014  

    When holes opened up in the earth recently in Siberia, a wave of speculation was set off as to their cause. Scientists are now pinpointing a dramatic increase in arctic thawing, which may have released methane once trapped below the frozen ground. For a better understanding, Judy Woodruff talks to Tom Wagner of NASA. Continue reading

  • A nearly complete projectile point of dendritic chert, a mid-interval biface of translucent quartz, displaying  heavy red ochre residue and an "end-beveled" rod made of bone, also exhibiting red ochre residue from a Clovis burial site in Montana. These artifacts were buried with a baby boy approximately 12,600 years ago.
Photo by Sarah L. Anzick
    February 13, 2014   BY Rebecca Jacobson 

    The bones of a baby boy buried in Montana 12,600 years ago may help scientists confirm the origins of North and South America’s first peoples.

    The remains were discovered when a construction dig on the Anzick family property overturned a grave in southwestern Montana in 1968. Archeologists determined the boy was between 12 and 18 months old when he died, although the cause of death is still a mystery. Continue reading