Every few months, a headline about Yellowstone goes viral. An earthquake swarm, a strange steam vent, a road that cracked. Within hours, social media...

In September 1914, a bird named Martha died at the Cincinnati Zoo. She was the last passenger pigeon. A century earlier, this species had...

For decades, scientists have searched the skies for signs of life beyond Earth. Most people imagine tiny microbes or distant radio signals. But behind...

For most of human history, the night sky looked empty. Not literally empty, of course. Ancient civilizations saw stars, planets, comets, and the pale glow...

Imagine a gallery where every image ever created by humanity exists.From the blurry photograph of the early 1800s to the famous Earthrise picture taken...

At 3:17 a.m. UTC, a radio telescope detects something unusual. At first, nobody celebrates. Nobody calls world leaders. Nobody announces that humanity is no longer alone....

Space usually feels like a place of predictable patterns. Stars burn, they die, and they leave behind beautiful clouds of gas. But in January...