Mark Rober had a problem. Squirrels, those jerks, kept stealing his bird seed. His solution? Building an incredibly intricate squirrel-proof bird feeder, which he created using mechanical engineering.

The thing about squirrel-proof bird feeders is that generally, they're not. The motto for squirrels as a species seems to be, where there's a will, there's a way. They tend to approach anything ...

WATERLOO - Every three seconds, a chorus of hammers on nails crescendos through Sunrise Petting Zoo. It's a wonder the sheep and goats remain calm. At any given time on Friday afternoon, about 20 ...