Alone in the high country, you are suddenly startled by someone whistling at you. You search close and far but are unable to locate the whistler. Finally, you see a furry little critter standing on ...

If you’ve been fortunate enough to get up high this fall — traveling above tree line, that is — nature has treated you to an especially spectacular display of colors in the high-Alpine tundra. As your ...

A new study shows that aging slows to a crawl when yellow-bellied marmots hibernate. These large ground squirrels are able to virtually halt the aging process during the seven to eight months they ...

A curious yellow-bellied marmot crawled out from its hole in the riverbank to see what predator was making noise on July 19, 2021. The marmot need not worry, as the photographer was separated by a ...

What if you were told there was a completely natural way to stop your body from aging? The trick: You’d have to hibernate from September to May each year. That’s what a team of UCLA biologists and ...