This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American When you hear the word “kangaroo,” you ...

Some tadpoles don’t poop for the first weeks of their lives. At least, that’s the case for Eiffinger’s tree frogs (Kurixalus eiffingeri), scientists report September 22 in Ecology. Eiffinger’s tree ...

Visits to the world’s tallest tree in Redwood National Park in California are now off-limits after hikers damaged the forest and left a mess, rangers reported. There’s no trail to Hyperion, dubbed the ...

When a human has a sudden need to take a number two, they might seek out a public bathroom. When mammals in the cloud forests of Costa Rica need to defecate, they do something similar. But porcupines, ...