By Conor Doolin Chromosomes are packages of genetic material. Females get two X chromosomes and males get both an X and a Y chromosome....

By Paloma Salmeron-O’Brien Deciding whether or not to have kids is an important life decision, and there are a lot of bases you have to...

By Anna Rees When we think of sexual selection in animals, we traditionally imagine that all potential mates will try to get with the...