Earth’s green engine runs on carbon and nitrogen. Elevated CO2...

Consciousness remains a mystery. Minds can create joy, pain, memories,...

In the early 1930s, Swiss astronomer Fritz Zwicky noticed that...

The brain sets the stage for what humans do best....

Long before birds ruled the air, giant reptiles known as...

Parakeets remind us that meeting someone new can feel uncertain....

Memories shape our days in quiet ways. A smell can...

About 150 million years ago, a long-necked dinosaur walked across...

Drones used to be the noisy interlopers that sent elephants...

Over the past thirty years, astronomers have identified more than...

Stray dogs living around the ruined Chernobyl nuclear plant are...