There are some important differences between horns and antlers.
Researchers have been studying moose for years and one thing they've found is while arthritis in moose is genetic, it's also triggered by the environment.
Learn the truth about reindeer and their noses on this Moment of Science.
“Spandrel” is a term from architecture. Imagine a dome that is held up by four arches, the way it’s done in cathedrals. When you do this you wind up with some leftover space between each arch. That’s a spandrel.