“In spite of and, to some extent, because of this selfish and parasitic nature, the movement and accumulation of transposable elements have exerted a strong influence on the evolutionary trajectory of ...

In the early 1960s, Mack Fulwyler joined the lab of Marvin Van Dilla at the Los Alamos National Laboratory as an engineer to study the effect of fallout radiation from nuclear weapons testing on ...

A crisis more than a century ago involved U.S. aims to assert military supremacy, a hard-partying dictator and frictions among the great powers. By Simon Romero Serhii Tyschenko, a Ukrainian combat ...

An examination of whether his recent moves have no precedent, are relatively common or somewhere in between. By Francesca ParisAlicia Parlapiano and Josh Katz In his first year back in the White House ...