About 20,000 years ago, a family of owls lived in a cave. Sometimes, they would cough up owl pellets containing the bones of their prey, which landed ...

A new experiment shows snail-inspired swarm robots stacking and adapting to move objects across gaps without fixed structures.

Everyone who lives or vacations near the ocean has gone on an early morning beach walk to collect shells and, thinking they have found a perfectly intact specimen, bent over and plucked it from the ...