If you just haven't been able to get across to your intro students just how small tRNA is compared to a ribosome compared to E. coli, send them on over to this site at the University of Utah's Genetic Science Learning Center. Their Amazing Cell section has other interactive features to look inside a cell and see what the organelles are up to and see how cell signaling transpires.

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In a statement, National Institutes of Health Director Francis Collins says sexual harassment is "morally indefensible" and "unacceptable."

Octopuses might owe their intelligence to their liberal alterations to their genes, Cosmos reports.

Stat News and ProPublica report that African Americans are underrepresented in cancer clinical trials.

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