When in 2000, paleontologist Paul Sereno went to look for new dinosaur bones in the Sahara Desert, he did not expect to return from there as an archaeologist. But, arriving in the northeast of Niger, Sereno and his colleagues day after day sifting through the sand of Tenere desert, one of the most inhospitable deserts in the world, which even the nomadic inhabitants of the Sahara called "desert in the desert."
There were practically no finds. In the evening
