Content by The Scientist

Blood vessels (gray) and nerve cells (red) develop along similar paths in this embryonic mouse torso.

If Hydra vulgaris loses its ability to create nerve cells (green), it can activate epithelial cells to take on some neuronal duties.

Researchers created these fibroblast-derived neurons (red) to contain an enzyme that synthesizes dopamine (green).

The pygmy slow loris (Nycticebus pygmaeus) of Southeast Asia is the first hibernating primate discovered outside Madagascar.

Engineered colonies of Saccharomyces cerevisiae yeast grew to create this farmhouse scene.

Researchers studying city-dwelling birds are learning about which animals are more suited to urban life.

Noctiluca dinoflagellates illuminate a wave with a bioluminescent reaction triggered by the wind.

This Synapta sea cucumber’s skin contains various anchor-shape calcareous structures, shown here under polarized light.

These Caenorhabditis elegans nematodes congregate in areas of dense bacterial growth in order to feed.

December 2015's selection of notable quotes

The newest life-science products making waves in labs and clinics

Meet some of the products that nearly cracked the Top 10 Innovations of 2015.

Go behind the scenes at labs where researchers are finding ways of switching from meat-based to plant-based feeds.

Travel to remote rain forests in Papua New Guinea with researchers from The Nature Conservancy who are working with native people to characterize ecosystems there using sound.

See the soldier whose recovery from a debilitating muscle injury was greatly aided by a cellular therapy plus physical therapy.