What is biological sex? It seems like a question with an obvious answer: male and female, of course. You might point to internal or external sex organs, or sex chromosomes (XX for females, XY for ...

Once you learn you're pregnant, it's common to start envisioning what your baby might look like, how they might act, and of course, their gender. If you find yourself daydreaming about what kind of ...

A study published in Nature provides insight into how the brain processes sensory information from the internal organs. Researchers at Harvard Medical School used high-resolution imaging to identify ...

The University of Minnesota (UMN) is offering to pay parents of transgender and "gender diverse" children to have their kids play with unconventional dolls, complete with genitals and sex organs. "We ...

An organ is a group of tissues that work together to perform a specific task in the body, such as digesting nutrients or producing chemical messengers that enable brain cells to communicate. Although ...

Sticking an implantable sensor to the surface of a beating heart usually requires suturing around the periphery of the sensor or copious amounts of adhesive layered between the sensor and the heart.

Most of us think little of why we feel pleasantly full after eating a big holiday meal, why we start to cough after accidentally inhaling campfire smoke, or why we are hit with sudden nausea after ...