The Cambrian period, around 520 million years ago, was an...

Sea anemones look like simple, radial animals. Yet their bodies...

The subtropical jet stream - a fast-moving air current high...

Should humans ever pull the plug on a living species?...

Biodiversity is declining across Japan’s countryside, even as villages empty...

Dogs aren’t just companions who brighten our daily routines. They...

Among tens of thousands of ant species, many show complex...

When scientists on a research vessel off the northwestern coast...

In the waters of Lake Malawi, a single group of...

Mercury levels in Arctic animals keep climbing even though the...

The Karoo stretches across more than 150,000 square miles of...