University of Pennsylvania

'Onion' vesicles for drug delivery developed

One of the defining features of cells is their membranes. Each cell's repository of DNA and protein-making machinery must be kept stable and secure from invaders and toxins. Scientists have attempted to replicate ...

Jun 10, 2014
4.5 / 5 (2) 0

New book explores racial literacy in schools

Racism and racial stereotyping still haunt America's schools and foster academic underachievement, but "racial literacy" may pave the way toward better understanding and stronger, more successful students. ...

May 20, 2014
not rated yet 0

Cosmologists weigh cosmic filaments and voids

(Phys.org) —Cosmologists have established that much of the stuff of the universe is made of dark matter, a mysterious, invisible substance that can't be directly detected but which exerts a gravitational ...

Apr 17, 2014
4.2 / 5 (35) 20

Owl monkeys don't cheat, study shows

True monogamy is rare in the animal kingdom. Even in species that appear to "mate for life," genetic maternity and paternity tests have revealed that philandering often takes place.

Mar 18, 2014
4.5 / 5 (6) 0