Medicine & TechnologyArchaeologists were able to discover an underwater stone wall that was likely built on dry land and used for hunting reindeer. Read to learn more.
Previous studies have already established how animals "sense" the environment around them in an entirely different way from how humans do. To learn more about these natural curiosities, here are four animals with specialized senses.
Thanks to the jolly volunteers at NORAD, the original Santa trackers, and Google, the more recent Santa trackers, kids only need to log onto a website, app, Facebook or Twitter and they can find out where Santa is at that instant.