Peter Marra, director of the Smithsonian Migratory Bird Center, talks with journalist Rene Ebersole about the threat of outdoor cats to wild animals and to human health. Marra is the co-author, with writer Chris Santella, of the book Cat Wars: The Devastating Consequences of a Cuddly Killer.
After a long drought, neuroscientists are readying a host of new treatments both to knock out the debilitating headaches and prevent them in the first place
A hormone from skeletal cells works in the brain to decrease appetite
Do 13 cases of amnesia among opioid users suggest a more widespread problem?
Trauma can be passed down to offspring due to epigenetic changes in DNA. But positive experiences seem able to correct that. Erika Beras reports.
Many social animals start to feel itchy after watching one of their fellows scratch, and scientists now have a better understanding of why an itch can spread through a group.