Genetics and Evolution

What Is Telegony and Is There Any Truth to the Theory?

Moros Intrepidus: A Tiny Ancestor of the T. Rex

What Is Heterochromatin and Its Role in the Cell?

What Is a Stickleback and Why Is It Important to Science?

The SMN1 Gene and Spinal Muscular Atrophy

What Is a Gene and How Does It Define Our Traits?

Founder Effect: Definition, Mechanism, and Examples

What Was Longisquama? A Triassic Reptile Mystery

Did Chlamydia in Humans Really Come From Koalas?

The Duck Dick and the Evolutionary Arms Race

What Is Aneuploidy? Causes, Types, and Conditions

What Are Okazaki Fragments in DNA Replication?

Animal Sex: The Science of How Species Reproduce

What Does It Mean to Be Sexually Dimorphic?

Cretaceous Dinosaurs: The Age of T-Rex and Triceratops

Homo Naledi: Our Puzzling Extinct Human Relative

Vasuki Indicus: The Giant Prehistoric Indian Snake

How Albert Perry’s DNA Redrew the Human Family Tree

What Is Dryopithecus? An Early Great Ape Ancestor

4q Syndrome: Causes, Symptoms, and Management