University of Pennsylvania

Flying machines are YouTube sensation

(PhysOrg.com) -- The latest YouTube sensation isn’t a puppy that dances to Lady Gaga or a kitten that opens beer bottles. By using unmanned aerial vehicles called quadrotors, two Ph.D. candidates at the ...

Mar 22, 2011
4.5 / 5 (17) 8 | with audio podcast

New technique fills gaps in fossil record

University of Pennsylvania evolutionary biologists have resolved a long-standing paleontological problem by reconciling the fossil record of species diversity with modern DNA samples.

Sep 19, 2011
4.8 / 5 (5) 4 | with audio podcast

Gene therapy improves vision

German scientist Paul Ehrlich found what he coined the "magic bullet" in the early 20th century upon developing the world’s first effective treatment of syphilis.

Nov 23, 2009
4.8 / 5 (4) 0