Perhaps it was hiding from predators. Or trying to catch food. Then again, maybe it just wanted to be left alone.

One of the planet’s most successful arthropods, trilobites, abounded in the oceans from about 520 million to 250 million years ago. Trilobite exoskeletons are found on all seven continents and are a ...

Oceanic diel vertical migration (DVM) constitutes the daily movement of various mesopelagic organisms migrating vertically from depth to feed in shallower waters and return to deeper water during the ...

With their squishy bodies and color-changing abilities, octopuses and other cephalopods already look like our planet’s resident aliens. But researchers have discovered yet another thing that separates ...

Some of these do so with such incredible dynamism and efficiency that we use them as models of research to improve our air transport. Others, with weightier bodies, use their power of flight only when ...

While much of the history of life on Earth is written, the opening chapters are murky at best. On our ever-changing world, the older a rock is, the more it has changed, obscuring or even erasing ...

Museum researchers reconstructed the evolutionary history of stony corals over the past 460 million years, providing insights into how the animals may fare in the future Jack Tamisiea A colony of ...