Paleobiologist Scott Lakeram analyzes 300-million-year-old coal ball fossils to reveal prehistoric plant-insect interactions ...

This is an image of smooth muscle electrical activity recorded during fecal pellet propulsion along the isolated mouse colon. Isolated whole colon is shown from a video recording made above the colon.

Discover the hidden snowfall of the ocean—what marine snow is, how it forms, and why it matters for our planet and climate ...