Cosas guardadas por las dudas

"Cuando uno guarda cosas por las dudas el universo decodifica que uno le tiene miedo al futuro " Bautista Casella aka Beto Casella (1960)


Giros en U

"Las decisiones sobre las cosas grandes no aceptan giros en  'U' "


20 Things You Didn't Know About Viruses | Discover Magazine


1. Viruses are not alive: They do not have cells, they cannot turn food into energy, and without a host they are just inert packets of chemicals.

2. Viruses are not exactly dead, either: They have genes, they reproduce, and they evolve through natural selection.

3. Scientists have been debating this issue since 1892, when Dmitry Ivanovsky, a Russian microbiologist, reported that an infection in tobacco plants spreads via something smaller than a bacterium. That something, now called the tobacco mosaic virus, appears on this page (magnified and colorized).