Researchers have compiled the first complete catalog of octopus arm movements from 25 wild octopuses filmed in their natural habitats.

Some types of scans include X-rays, computed tomography (CT), magnetic resonance imaging (MRI), and ultrasound scans. Medical professionals use scans to help diagnose a range of health conditions.

You’ll see some irregular galaxies that look like nothing, and some barred spirals that look like everything. Along the way, ...

In 2020 biologist Michael Levin and his colleagues reported that they had made “biological robots” by shaping clusters of cells into tiny artificial forms that could “walk” around on surfaces. Levin’s ...

Offshore structures constantly face threats from severe environmental forces—including strong winds, large waves, and earthquakes. These forces seriously ...