If Covid resurges, we can get a few days' warning to ignore, thanks to ... poop.

Penguin poop apparently emits a lot of nitrous oxide. Bad for the environment, but funny for researchers.

A Florida lizard ate too much of the wrong stuff ... until it was 80 percent poop.

A particular kind of fecal transplant might help you lose weight and avoid diabetes.

Testing municipal sewage might be a good way to track the spread of SARS-CoV-2.

From string-making Neanderthals to poop identification, plus hurricane predictions and more....