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ScienceDaily (Sep. 14, 2009) — A giant African lake basin is providing information about possible migration routes and hunting practices of early humans in the Middle and Late Stone Age periods, between 150,000 and 10,000 years ago.
Oxford University researchers have unearthed new evidence from the lake basin in Botswana that suggests that the region was once much drier and wetter than it is today.
They have documented thousands of stone tools on the lake bed, which sheds new light on how humans in Africa adapted to several substantial climate change events during the period that coincided with the last Ice Age in Europe.
Originally posted by refuse_orders
Researchers have unearthed new evidence from the lake basin in Botswana that suggests that the region was once much drier and wetter than it is today.
Originally posted by Kryties
Originally posted by refuse_orders
Researchers have unearthed new evidence from the lake basin in Botswana that suggests that the region was once much drier and wetter than it is today.
Much drier AND wetter than it is today? LOL I think someone got their information a little screwed up (not blaming you OP, I'm blaming the author of the article).
Originally posted by Kryties
reply to post by JohnnyCanuck
Oh I don't doubt that whatsoever. I don't doubt it to the extent that I think it's a little arrogant and ignorant for any mainstream scientist not to acknowledge the possibility of whole civilisations buried out there that have the potential to change our version of history as we know it!
Originally posted by The Undertaker
What gets me is the size of those axe heads. For one, why would you need an axe that big? Two, they were found at the bottom of a lake, so hunters were probably using it to kill, as animals were drinking or stuck in the mud. Three, they look like spearheads to me.. Who was man enough to throw spear big enough to accommodate that spear head?
Originally posted by Shadowflux
This is just an unsubstantiated guess but I think those "hand axes" weren't the type to have been fastened to a shaft or handle, they don't seem to have a notch or grove for a handle. They were probably hefted, with two hands, from the rear of the axe and driven down like a big sharpened stone, which is what it is.
I would guess that they used these axes for butchering and dismembering larger animals where the weight of the axes would help to dislocate joints or break larger bones to access the marrow.
That's my theory at least.
Originally posted by Shadowflux
I'm basing my theory on almost no information but if you look at the size of the bones on something like a mammoth (I know we're talking about Africa) you can imagine it would take a really big knife to butcher one.
Originally posted by The Undertaker
What gets me is the size of those axe heads. For one, why would you need an axe that big? Two, they were found at the bottom of a lake, so hunters were probably using it to kill, as animals were drinking or stuck in the mud. Three, they look like spearheads to me.. Who was man enough to throw a spear big enough to accommodate that spear head?
Cool findings none the less.
Originally posted by ElectricUniverse
Yep, i don't think any of the above responders took a look at the axes.
The two last ones to the right arebig, and the last one is huge. A normal person couldn't carry that around, and much less have any strength left to lift it after running after their next meal. I think at least the last two axes show that there were giants in that area.
Four giant stone hand axes, measuring over 30 cm long and of uncertain age, were recovered from the lake basin. www.sciencedaily.com...