If recent news that researchers observed the largest gamma ray burst ever has you nervous about getting blasted into extinction, the researchers themselves say chances of that are exceedingly rare.
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/F...
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/F...



Tendencias Científicas
La prevención del VIH no llega a las jóvenes sudafricanas

CIENCIA ON LINE