Slate’s homepage editors spend a lot of time looking for photos to put on our site. Those searches sometimes yield unexpected results: random, perplexing, and mesmerizing photos that don’t belong on ...

Chihuahuas, rat terriers and miniature poodles are muscling in on strength contests long dominated by big dogs. It takes high ...

However, within a given species, the smaller animals generally live longer than the larger ones. This has been documented in ...