Genetics and Evolution

What Is the Oldest Animal Fossil Ever Found?

Do Brothers Share the Same DNA? A Look at Sibling Genetics

Why Is It Difficult to Determine How Many Species Exist on Earth?

Are Orangutans Monkeys? Apes vs. Monkeys Explained

Where the Utahraptor Was Found and Why It Matters

What Is a Yellow and Black Butterfly?

How Closely Are Bears and Dogs Related?

Which Parent Determines the Gender of the Baby?

Is a Human Arm a Homologous Structure?

Why Are Flowers Colorful? The Science of Attraction

What Is the Role of the Promoter and Terminator Regions?

Is Webbed Feet Genetic? The Science of This Trait

Are Pandas Really Bears? The Scientific Classification

Is Sulfur in Nucleic Acids? The Answer Is Complicated

Can Two Positive Blood Types Make a Negative?

What Are the Four Major Types of Fossils?

All Babies Are Born With Blue Eyes: Fact or Fiction?

Why Are Anglerfish So Ugly? The Science of Adaptation

What Percentage of Your Genes Comes From Your Mom?

Why Do Black Widows Have a Red Spot?