Neuroscience

Which came first, sleep or the brain?

Stay awake too long, and thinking straight can become extremely difficult. Thankfully, a few winks of sleep is often enough to get our brains functioning up to speed again. But just when and why did animals start to require ...

Neuroscience

How environmental cues can affect behavior

Although it may seem counterintuitive, researchers are turning to an animal without a brain to crack the neural code underlying behavior.

Medical research

Mapping cells in the 'immortal' regenerating hydra

The tiny hydra, a freshwater invertebrate related to jellyfish and corals, has an amazing ability to renew its cells and regenerate damaged tissue. Cut a hydra in half, and it will regenerate its body and nervous system in ...

Medical research

Longevity gene makes Hydra immortal and humans grow older

Why do we get older? When do we die and why? Is there a life without ageing? For centuries, science has been fascinated by these questions. Now researchers from Kiel (Germany) have examined why the polyp Hydra is immortal ...

HYDRA

HYDRA is a fictional terrorist organization in the Marvel Universe.

Despite the name's capitalization per Marvel's official spelling,[citation needed] the name is not an acronym but rather a reference to the mythical Lernaean Hydra. The organization's motto references the myth of the Hydra, stating that "if a head is cut off, two more will take its place" proclaiming their resilience and growing strength in the face of resistance. HYDRA agents often wear distinctive green garb featuring a serpent motif.

This text uses material from Wikipedia, licensed under CC BY-SA