Today, over 5,000 different languages are spoken on Earth. But can you, just for a second, imagine a world without a properly defined language? Would you consider developments during the digital revolution (computers, the Internet) more or less important than ancient discoveries -- say, fire, for instance? Click to enlarge. via Norwich University Online
Carved stones at Newgrange Tumulus, County Meath, Ireland. Newgrange is a prehistoric monument located in County Meath, Ireland. An example of a megalithic passage tomb mound, Newgrange was built between circa 3100 and 2900 BC, during the Neolithic period, in order to house the remains of the dead. It has also been speculated that it had some form of religious significance, particularly in regards to an afterlife.