Web Results

en.wikipedia.org/wiki/Human

Modern humans are the only extant members of the subtribe Hominina, a branch of the tribe ... They began to exhibit evidence of behavioral modernity around 50,000 .... The earliest fossils that have been proposed as members of the hominin .... early humans and these sister species has been a long-standing source of ...

www.universetoday.com/38125/how-long-have-humans-been-on-earth

Jan 19, 2015 ... While our ancestors have been around for about six million years, the modern form of humans only evolved about 200,000 years ago.

www.galaxymonitor.com/long-humans-earth

Jun 27, 2017 ... Apollo 11 astronauts took this photo of Earth on July 20, 1969. ... of time compared to the length of time humans have been roaming the earth.

www.ask.com/youtube?q=How+Long+Have+Humans+Been+on+Earth%3F&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: ...

www.npr.org/sections/13.7/2012/09/11/160934187/for-how-long-have-we-been-human

Sep 13, 2012 ... Around 12,000: Onset of agriculture and human settlements. ... know how the paints were used: no painted walls or objects have been found.

www.quora.com/If-the-Earth-is-4-5-billion-years-old-and-humans-have-only-been-around-for-a-few-hundred-thousand-years-how-do-we-know-there-have-not-been-many-more-civilizations-and-species-before-us

A lot of people have covered the timeline. We do not know -- for a fact -- that no other intelligent .... Will humans be around for 50,000 more years? I mean we've been around for so long why not another 50 years? I believe so but my friends don't ...

www.quora.com/How-long-have-modern-humans-been-on-Earth

Cro-Magnon man in many case was considered modern man and fossils found date back 45000 years, but it was estimated that Cro-Magnon go back as far as ...

www.bbc.com/news/science-environment-13874671

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 ...

www.bbc.com/earth/story/20150929-why-are-we-the-only-human-species-still-alive

Sep 29, 2015 ... Once Earth was home to a host of human species, from ... Remains of the 'hobbit' (left) have only been discovered on one island (Credit: ... Neanderthals evolved long before us, and lived in Europe well before we arrived.