Last night at 2:17 AM, every child from Mrs. Gandy's class went missing.

Scientists collected video from 20 bears during ice-free months to understand whether the animals can survive longer periods on land in a warming world. By Delger Erdenesanaa Climate change is ...

So-called “epigenetic clocks” are helping wildlife biologists estimate the ages of animals far more easily than in the past. By Carl Zimmer Susannah Woodruff can’t wait to stop pulling teeth out of ...