Hundreds of perforated Cambrian shells reveal distinctive predator-prey dynamics in the ocean 517 million years ago.

Spiders have always lived alongside humans, so it's surprising how much we still don't know about them. One long-standing ...

The skinniest pasta yet made—let’s call it “nanotini”—has an average diameter of 372 nanometers and only two ingredients: flour plus formic acid. The latter, a caustic agent typically sprayed by ...

Material from asteroid Ryugu riddled with earthly microbes provides a cautionary tale for scientists seeking signs of alien ...

Transmission electron microscopy generates an image of the internal structure of a thin sample. Scanning electron microscopy generates a topological image of a sample. XPR1 is the only annotated ...

The scanning electron microscope (SEM) is a valuable tool for understanding what is happening to a material or biological ...