Mercurio y plata mezclados en una fina capa: así falsificaban monedas en el siglo XV. Un estudio con tecnología de sincrotrón aplicado a los materiales hallados en el castillo italiano de Godano lo confirma.

Controlling ribosomal RNA could help researchers target diseases driven by too little or too much protein production. Cells do not simply make proteins at a fixed pace. They continually adjust production to match their needs, and those changes can help determine whether a cell keeps dividing, adopts a specialized identity, or retains the developmental flexibility [...]