A yellow-rumped mouse is spotted at the top of a 22,000-foot volcano in the Andes. "This astonishing elevation shows to what extremes life is capable of." Journalist Bonnie Burton writes about movies, ...

Imagine the family reunion: In one corner, a three-ton elephant, in the other, a mouse-like mammal weighing in at about one ounce. The small creature, which was discovered in Namibia, looks like a ...

Technologies at the Advanced Rodent Transgenics Laboratory include genome editing design and implementation and transgenic ...

Paleontologists working in northern Alaska have discovered a tiny fossil mammal that thrived in what may have been among the coldest conditions on Earth about 73 million years ago. The researchers, ...