Genetics play a role in low testosterone for some men, but underlying causes vary widely. Many genes influence testosterone ...

A discovery in the hunt for Leonardo da Vinci’s DNA could uncover lost artworks and shed light on his genius. The Leonardo da ...

Biology has always been an unruly science. Cells divide when they want to. Genes switch on and off like temperamental lights.

Though the ‘in’ shades and techniques of the moment may change from season to season, there are some over-arching trends that shape the direction of the global beauty industry each year. For instance, ...

Background Inflammatory bowel disease (IBD) arises from complex interactions among diet, host and gut microbiome. Although diet influences intestinal inflammation, the microbial and metabolic pathways ...

In 1995, divers first noticed a group of bizarre sandy "crop circles" on the seabed around Amami Oshima Island, southwest ...

Cancer genetics is the study in humans and other animals of heritable gene variants that cause or confer altered risk of tumour or hematological malignancy. Individual cancer risk varies and is ...

Until she was thirty-three, Kathryn Paige Harden, a professor of psychology at the University of Texas at Austin, had enjoyed a vocational ascent so steady that it seemed guided by the hand of ...