The inventory of the populations of trans-Neptunian objects (TNO) has grown considerably over the last decade. As for other groups of small bodies in our solar system, TNOs are expected to have experienced a collisional evolution owing to their mutual…

Childhood obesity is heavily documented as a public health crisis in the United
States. Today, more than one-third of American youth can be medically classified as
overweight or obese. Of those children, a disproportionately high number are Hispanic.
There is…

The United States education system is not meeting the needs of today’s youth, and
this is especially the case for minority and low socio-economic status youth. Although
there are a number of policy proposals that could improve youth academic performance,

The wars in Iraq and Afghanistan forced a revolution in military thinking that brought
stability operations to the forefront while coloring the military as one-part warrior, one part reluctant architect of peace. Despite years of experience in stability operations of…

International organizations and governments throughout the developing world have long provided agricultural extension services to farmers with the hopes of raising agricultural productivity and reducing rural poverty. These programs train farmers in modern agronomic techniques through instruction and demonstration, sometimes…

Le rôle important joué par la mitochondrie dans la cellule eucaryote est admis depuis longtemps. Cependant, la composition exacte des mitochondries, ainsi que les processus biologiques qui sy déroulent restent encore largement inconnus. Deux facteurs principaux permettent dexpliquer pourquoi létude…

Naïvement perçu, le processus d’évolution est une succession d’événements de duplication et de mutations graduelles dans le génome qui mènent à des changements dans les fonctions et les interactions du protéome. La famille des hydrolases de guanosine triphosphate (GTPases) similaire…