Modern humans have existed for roughly 200,000 years. The species to which humans belong, Homo sapiens, is the only species of human alive today. However, all species in the genus ...
Anatomically modern humans, homo sapiens, have existed for about 100,000 years.
The earliest fossils that have been proposed as members of the hominin lineage
.... between early humans and these sister species has been a long-standing
source of ... The Earth, as seen from space...
www.ask.com/youtube?q=How Long Have Humans Been on Earth?&v=Ve969_F71KI
Jan 15, 2015 ... Within the history of everything we know from the Big Bang to this moment, where
do humans fit in? Click here to see more videos: ...
Dec 6, 2013 ... earth. NASA. Want to know when the Anthropocene started exactly? ... is little
doubt from the archaeological record that humans have been ...
Jul 20, 2012 ... Anatomically modern humans have been around about 200,000 years, yet ... the
young Earth creationist fable, but it is still an interesting question. ... my last
suggested reason why humans took so long to develop civilization.
Jun 23, 2011 ... Several human species have evolved on Earth so why did only ours ... Not so
very long ago, we shared this planet with several other species of human, ... is
that all the different species of human that have ever existed were ...
Dec 30, 2007 ... How long does the bible say humans have been around? ... Update 2: How long
has the actual earth itself and the entire universe been around ...
Aug 15, 2007 ... Best Answer: 4. How long has life existed on Earth? The oldest known fossils are
approximately 3.5 billion years old, but some scientists have ...
Jul 22, 2008 ... It is because people believe in the evolution of mankind that they can never
correctly guess how long humans have existed. The answer is very ...