At first glance, feathers may seem like simple parts of a bird’s body. But if you look closer—under a microscope or through a ...

Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. As you ...

Metalenses represent a revolutionary advancement in optical technology. Unlike conventional microscope objectives that rely ...

The company is preparing a Phase 3 trial of enobosarm with a novel formulation that could extend its patent life.

One in five Americans is likely to get skin cancer in their lifetime, making it the most common type of cancer in the U.S.

During the second weekend of Coachella in April, Bieber appeared shirtless and seemingly gaunt, smoking marijuana near his 15 ...

The next time you see the UV index in the weather forecast, look more closely. You can protect yourself from too much sun.

Cells are the smallest units of life. But even within the same tissue or organ, they are not all identical. New variations arise continuously during cell proliferation. While genetic mutations alter ...

The Gleason score is determined by looking at biopsied tissue under a microscope and indicates the severity of the case, with six or higher indicating cancer, according to the Cleveland Clinic.

The spleen is a key component of the immune system. It filters old blood cells, bacteria, tumor cells out of the blood and breaks them down. The macrophages then get rid of them. Discover the ...

From magazines to social media, there is a lot of advice around skin care — and some of it is misleading. TODAY contributor ...