A new research states that depression and anxiety can spread between married couples through shared mouth bacteria or kissing.

Marriage means sharing your life with someone special. But new research reveals couples might be sharing more than they ...

Sharks, skates and catfish also have tooth-like structures called denticles that make their skin feel like sandpaper. When Haridy studied the tissues of her catfish, she saw that the denticles were ...

In this exclusive interview with the WSWS, Dr. Daszak recounts the story of his persecution and that of other principled ...