VD - 12/04/2015

In Disclosure 33 point 8 we published: "3.6 billion years ago appear the first bacteria and stromatolites which we have certainty as complete fossils".  In this Divulgacion 79, we present a microscopic picture of a fossil stromatolite from Greenland...

VD - 6/04/2015

The epidermis is the outermost skin layer that originates at the time of embryo neurulation, from the outer cell layer that surround it. Is initially formed of a single layer of cells that evolves immediately a stratified bilamellar body composed of an...

VD - 22/03/2015

It is considered that the primeval atom was, like everything primitive, the simplest: the hydrogen atom. Subsequent tests based on the quantification of the hydrogen isotopes in the universe, have shown that this assumption was correct and therefore we...

VD - 15/03/2015

Encephalization coefficient is a parameter that corresponds to the relative weight of the brain in relation to body weight of each species. It is considered that the regulation of a large number of vital functions (breathing, motor skills,...

VD - 21/02/2015

Cell death is a priority source to cease operation of ribosomes either from the internal causes own genetic code or due to external causes from ribosomal inactivating substances function. 4 groups of ribosome inactivating substances are currently known:

VD - 7/02/2015

Dogerland and Viking-Bergen were immersed after the end of the last glaciation, at various stages: (1) 8500 years ago Dogerland was an area of land between current coast of Germany and Great Britain (so that the Rhine and the Thames flowing together...