Hydra, specifically Hydra vulgaris, are unassuming creatures. At their largest, the freshwater cnidarians (relatives of jellyfish) are just about a centimeter long. Their miniscule bodies are simple, ...

Hydra reproduce asexually, budding off little clones, so Martinez had to pick those young out and toss them. After four years of this, not only were the hydra still alive, but they looked good as new.

Eric Mack has been a CNET contributor since 2011. Eric and his family live 100% energy and water independent on his off-grid compound in the New Mexico desert. Eric uses his passion for writing about ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. For a group of small aquatic animals known as hydra, decapitation is ...

Journal of the Elisha Mitchell Scientific Society, Vol. 38, No. 1/2 (SEPTEMBER 1922), pp. 92-93 (2 pages) ...

Everything dies, right? Wrong, actually. According to NPR reporters Robert Krulwich and Adam Cole, an organism called the hydra has achieved biological immortality in a lab setting. The extremely ...

1. In many basal metazoans, both somatic and reproductive functions are performed by cellular derivatives of a single multipotent stem cell population. Reproduction can drain these stem cell pools, ...