A long-running and bitterly fought dispute over whether the earliest known hominin had a knuckle-walking gait, like ...

Crows do not just fly around scavenging but they also solve puzzles, make tools, remember faces and pass down knowledge ...

Aha!” moments are those places in time that you learn something you didn’t know before but that you cannot believe you didn’t realize all along. A more official definition of ...

The scientist who discovered the black hole at the center of our galaxy reflects on social media and the unpredictable power ...

The owner of a rescued lab dog considers if insights gleaned through animal research are enough to justify the practice.