The first inhabitants of the continent risked their lives by entering caves for hundreds of meters in search of red ocher, an essential pigment in the evolution of symbolic thought.
Read More
The first inhabitants of the continent risked their lives by entering caves for hundreds of meters in search of red ocher, an essential pigment in the evolution of symbolic thought.
It affects how your blood clots.
The billions have become trillions, and it's getting worse.
Sin más materiales que una hoja de papel cuadriculado, un lápiz y una goma, podemos crear un autómata celular