The Sea Lions of the Galápagos Are Not Ready to Stop Nursing

Elie Dolgin • January 13, 2026

Animals that researchers call “supersucklers” come back for their mother’s milk even after they can hunt, mate and fend for themselves.

By Elie Dolgin January 29, 2026
As humans return to the Moon, researchers are trying to understand—and thwart—the biological toll of deep-space radiation.
Illustration of duodenal mucosal resurfacing device inside the intestines
By Elie Dolgin December 29, 2025
Destroying dysfunctional tissue could reset metabolism.