Sentences with phrase «burnt flints»
The scientists argue that the jump in the frequency of burnt flints represents the time when ancestral humans learned to control fire, either by kindling it or by keeping it burning between natural wildfires.
http://www.sciencemag.org/
A wide range of clues made this site convincing, including isolated clusters of burned flint, as if toolmakers had been knapping hand axes by several firesides.
The distribution of the site's small burned flint fragments suggests that burning occurred in specific spots, possibly indicating hearth locations.
burnt flint dating is surely of great interest, particu -.
Not exact matches
In layers older than roughly 350,000 years, almost none of the flints are burned.
She says it would have been good to see the team set up an experimental brush fire and measure what proportion of wood and flint in the undergrowth ended up being burnt.
They also point out the low proportion of burnt remains — only around four per cent of the wood and two per cent of the flint.
The glow is born from the sum of thousands of loves: newlyweds and teenagers who spark like lighters out of butane, pairs of men who burn fast and bright, pairs of women who illuminate for hours with soft multiple glows, orgies like rock and flint toys sold at festivals, couples trying unsuccessfully to have children who burn their frustrated image on the continent like the bloom a bright light leaves on the eye after you turn away from it.