Thursday, December 8, 2011

73000 YA MIAKA TUNAWAFUKUZA MBU AFRIKA!

uthibitisho wagunduliwa
wa dawa ya mbu ya kwanza kabisa ulimwenguni
miaka 73000 iliepita Afrika





Je, unaikumbuka posti yetu "JE KUJIPODOA NDIO USHAMBA?"


Sasa inaelekea wale watu wa kwanza duniani hapa hawakujipodoa bure.  Yote ilikuwa kwa sababu walilala usingizi mtamu usiku eti!


Sasa babu zetu sisi Waafrika, ambao "ndio wakongwe kuliko mababu wa makabila mengine", wamethibitishwa upya tena kisayansi kwamba walikuwa nao ujuzi wa hali ya juu ya kisayansi.



Hata mbu waliweza kuwafukuza yote kutokana na ujuzi wao wa kirefu na mapana kuhusu dawa za aina tofauti.

Wewe bado waamini Mwafrika hana akili wala hajawahi kuwa nazo?
Basi umepotea kama unawaza hivyo kwani watu hawa wa enzi za kale waliyafanya maajabu yote hio miaka kama 73000 iliepita!


(Kusema ukweli, hapo tulikuwa kama binadamu mmoja kwani hakukuwa na Mzungu, wala Mwarabu, wala kabila lolote lingine duniani.  Tulikuwa kama watoto wake Adam na Hawa tu.... na chimbuko letu sote duniani:   AFRIKA YA KUSINI!!!)





World's 'oldest beds' found - and the cavemen who slept on them 77,000 years ago even used mosquito repellent
Pre-dates previous 'earliest' bed by 50,000 years
Beds contained 'insecticide' to repel mosquitoes
Shows our ancestors understood medicinal plants
Cavemen even 'burnt' beds - to keep insects away
By ROB WAUGH
 
Humans were making themselves comfy on plant mattresses as long as 77,000 years ago, a study has found - and our ancestors were surprisingly clever at getting a good night's sleep.

Scientists discovered early evidence of bedding made from compacted stems and leaves at a rock shelter in South Africa.

At least three different layers at the Sibudu site contained bed remains, left by people who slept there between 38,000 and 77,000 years ago - and as well as providing a place to sleep, the leaves contained insecticide chemicals that would have kept mosquitoes at bay.

Archaeologists have uncovered the earliest evidence of preserved plant bedding and the use of insect-repelling plants, dating back 77,000 years
'The early inhabitants of Sibudu had an intimate knowledge of plants, and were aware of their medicinal uses,' says Professor Wadley
The oldest of the sleeping mats was especially well preserved, consisting of fossilised sedge stems and leaves covered by a paper-thin leaf layer.

'The selection of these leaves for the construction of bedding suggests that the early inhabitants of Sibudu had an intimate knowledge of the plants surrounding the shelter, and were aware of their medicinal uses,” said team leader Professor Lyn Wadley, from the University of the Witwatersrand in Johannesburg.

The compacted plant layers may also have been used as work surfaces, said the researchers who report their findings in the journal Science.

The discovery is 50,000 years older than the most ancient previous examples of preserved bedding.

'Tthe early inhabitants of Sibudu had an intimate knowledge of the plants surrounding the shelter, and were aware of their medicinal uses,' says Professor Wadley

Analysis of the bedding indicates it was repeatedly refurbished during the rock shelter’s occupation.

It also showed that after around 73,000 years ago, the inhabitants regularly burned their bedding after use.

'They lit the used bedding on fire, possibly as a way to remove pests,' said co-author Dr Christopher Miller, from the University of Tubingen in Germany.

'This would have prepared the site for future occupation and represents a novel use of fire for the maintenance of an occupation site.'

Bedding layers became more densely packed from around 58,000 years ago onwards, suggesting an increase in population.

This was shortly before early modern humans began expanding out of Africa to colonise Europe and Asia..

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