There's something highly unique about these odd-looking creatures: they're immune to cancer. The mole rat was one of the first entries into photographer Joel Sartore's Photo Ark, which now has ...

The Lego creature sported a pincher on its head and brandished a whip-like tail ... Even though these experiments were with rats, there are obvious human parallels. For instance, someone walking up to ...

A 56-year-old man from Hong Kong has developed the world's first human case of rat hepatitis E. Researchers say it is unclear how the man contracted the virus, but refuse bins outside his home ...