In a video stitched by dermatologist Dr. Dray on TikTok, a man exposes his upper back as another places a cold brand on his shoulder. As they remove the brand, the skin appears white with a deep ...

For 50 years, the San Diego Zoo Wildlife Alliance has been preserving animals' genetic material in its Frozen Zoo, and ...

An international research team has uncovered a surprising way compartments within cells work together to defend themselves ...

When people think of DNA, they usually think of genes, the parts that code for proteins and drive inherited traits. But there ...