What happens when the biodiversity witnessed by one generation fades into memory the next? These questions are crossroads at ...

Yet these behemoths’ most puzzling feature is a whip-like tail that can measure as long as the rest of the fish’s body. Why mantas and related rays have such long tails has long been a mystery.

Getting one of Marla Aaron locks — which are inspired by hardware-store carabiners — is a rite of passage for any jewelry collector. They can be connectors, charm holders, or even clasps. The cheapest ...