video Tiny predator in action — watch a baby mantis try to snatch and eat a bug on video Mark Frauenfelder
paleontology Meet Yana, the well-preserved 50,000-year-old baby mammoth, just unveiled in Russia Allan Rose Hill
Delightful Creatures Can California's carnivorous squirrels be stopped? It is too soon to know. Jason Weisberger
Science Here's a great new thing to worry about: "Mirror life" could destroy life on Earth Ruben Bolling