Animals without a brain still form associative memories Cnidarians like anemones and corals have a nerve net, but that seems to be enough. John Timmer – Mar 22, 2023 2:54 pm | 60 ...

Scientists home in on the brain’s evolutionary origins by sorting out the animals without brains. Sponges have no neurons, so they are easy to discount, and while the more sophisticated jellyfish and ...

Lesser-known brain cells may be key to staying awake without cost to cognition, health. ScienceDaily . Retrieved May 30, 2025 from www.sciencedaily.com / releases / 2023 / 08 / 230817163943.htm ...

It may take over a year before an infected animal develops symptoms, which can include drastic weight loss (wasting), stumbling, listlessness, and other neurologic symptoms. CWD can affect cervids of ...

A change in behavior usually is related to the animal’s brain. “There are several things that could potentially do that. One, of course, is Chronic Wasting Disease.

Researchers developed a method to produce artificially grown miniature brains -- called human brain organoids -- free of animal cells that could greatly improve the way neurodegenerative ...

In animal tests, a cube of hydrogel the length of a rice grain was implanted in the brain with a needle to monitor temperature or pressure, and then dissolved away after a few weeks ...

Researchers at University of Michigan developed a method to produce artificially grown miniature brains — called human brain organoids — free of animal cells that could greatly improve the way ...