University of Pennsylvania

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

Study shows how giant clams harness the sun

Evolution in extreme environments has produced life forms with amazing abilities and traits. Beneath the waves, many creatures sport iridescent structures that rival what materials scientists can make in ...

Oct 02, 2014
5 / 5 (5) 0

Penn astrophysicists zero in on gravity theory

(Phys.org) -- Most people take gravity for granted. But for University of Pennsylvania astrophysicist Bhuvnesh Jain, the nature of gravity is the question of a lifetime. As scientists have been able to see ...

May 11, 2012
4.5 / 5 (40) 263 | with audio podcast

New type of cell movement discovered

For decades, researchers have used petri dishes to study cell movement. These classic tissue culture tools, however, only permit two-dimensional movement, very different from the three-dimensional movements ...

Aug 28, 2014
4.9 / 5 (8) 0