Nervous System
Latest about nervous system
![xenoturbella japonica](https://cdn.mos.cms.futurecdn.net/q2iha2iDYyXo7iwPWb89jF-320-80.jpg)
Buttless Wonder: New Worm Has No Anus
By Samantha Mathewson published
Scientists have discovered a bizarre new species of marine worm that lacks a number of internal features common to other animals — including an anus.
![Nervous woman](https://cdn.mos.cms.futurecdn.net/s9WNvVBMi4foabF9ZM6hff-320-80.jpg)
Why Do You Have to Pee When You're Nervous?
By Laura Geggel published
If you get the urge to pee when you're nervous, you're not alone.
![These autonomous robots know how to work as a team and even how to choose the best leader.](https://cdn.mos.cms.futurecdn.net/fastG2CSAaTNEAZtpTjkki-320-80.jpg)
Assemble! 'Voltron'-Like Robots Can Elect Their Own Leader
By Jesse Emspak published
With a nod to the "Voltron" Defender of the Universe," a team of scientists has created robots that work together and decide which one will lead them.
![sleep, neuron, REM, chemical, memory, learning, learn, sleeping, why](https://cdn.mos.cms.futurecdn.net/K2SeDbHcz7P99xnfXv3AJ8-320-80.jpg)
Why Do We Sleep?
By Stephanie Pappas published
Researchers who study sleep now have a few theories about why we spend one-third of our lives in dreamland.
![An artist's drawing illustrates a connection between the brain and the gut.](https://cdn.mos.cms.futurecdn.net/E7uWtjCZ4wbPRLqMNfPHA6-320-80.jpg)
Parkinson's May Begin in Gut Before Affecting the Brain
By Amanda Onion published
Parkinson's disease ravages brain cells, but the condition may actually start out in the gut, and then spread through nerves to the brain, a new study finds.
![A woman places her hands in the shape of a heart over her chest.](https://cdn.mos.cms.futurecdn.net/uuUTaxHS4TBnQjqitXgx8K-320-80.jpg)
Here's Why Hostility Could Be Harmful to Women's Hearts
By Sara G. Miller published
Hostility is bad for heart health, and a new study shows what's going on in the body that may explain this link.
![Bionic Fingertip](https://cdn.mos.cms.futurecdn.net/EDNcG4w3bdoGw3qKS4XXuA-320-80.jpeg)
Shades of Luke Skywalker? Bionic Fingertip Lets Amputee Feel Textures
By Charles Q. Choi published
Using a bionic fingertip, an amputee for the first time has been able to feel rough and smooth textures in real-time, as though the fingertip were naturally connected to his hand.
Sign up for the Live Science daily newsletter now
Get the world’s most fascinating discoveries delivered straight to your inbox.