Mole Day 2025 is celebrated on 23 October to honor Avogadro’s number (6.022×10²³) and promote awareness of chemistry and the ...

Birthmarks and moles are types of skin markings that are mostly harmless. But because moles may rarely turn into skin cancer (melanoma), it's important to be able to tell these skin issues apart. A ...

Moles and skin tags are skin growths that appear for different reasons. While both are usually harmless, one carries a higher risk for cancer than the other. Read on to find out what moles and skin ...

A mole is an unwanted skin growth. It usually looks like a flat or raised bump that’s the color of your skin or darker. Most people get moles as a teenager or adult. Some moles are present at birth.

Moles—also called beauty marks à la old Hollywood actresses (or maybe even your grandma)—are completely natural. Even now, people will draw beauty marks onto their face as part of their makeup routine ...

Skin cancer can often look similar to a mole, but there are some key differences to look out for. A person can use the ABCDE rule to help distinguish between a mole ...