In seahorses, it is the males who carry offspring to term. The females lay their eggs into a special brood pouch on the ...

Reviewed by Michael Greenwood, M.Sc. Fertilization is defined as a process where gametes (an egg and sperm) join together to form a full zygote. Both the sperm and egg contain a single set of 23 ...

Sigmund Freud developed a five-stage model of human development, each stage with its own characteristics and challenges. Not only was this a useful way of viewing our growth, but he believed that ...

Rufus Tony Spann, Ph.D., L.C.P.C., L.P.C. Mental Health / Holistic Health Dr. Rufus Tony Spann is a nationally certified school psychologist, licensed professional counselor, yoga teacher and reiki ...