Vampires get all the attention at this time of year, but bloodthirsty leeches, insects and birds are just as compelling — and they’re real. Leeches feeding on a homemade “blood sausage,” made from cow ...

A chance video by a grad student relishing her first big field trip might help resolve an argument that’s raged among biologists for more than a century. The question: Can leeches jump? Yes, at least ...

National Geographic Ultimate Explorer correspondent Nick Baker enters the quirky world of medicine’s oldest practitioners — the leech and the fly — in a surreal journey through time and place to ...

Receive emails about upcoming NOVA programs and related content, as well as featured reporting about current events through a science lens. Mark Siddall: Dear Inge, Yes. Stay very very still. They are ...

There is no better impetus for a Body Odd blog than Demi Moore making a public declaration that she uses leeches to keep herself looking fresh and feeling healthy. Now, I can’t agree with Demi’s ...