Colin Perry

How Does a Wire Work? The Science of Electrical Flow

How to Store Natural Gas Above and Below Ground

What Is a Camera Obscura and How Does It Work?

Is Energy and Power the Same Thing?

Why Are a Magnet’s Poles Called North and South?

Is a Light Wave Transverse or Longitudinal?

What Happens When You Put a Grape in the Microwave?

Does Silk Conduct Electricity? A Scientific Look

Does Blood Float on Water? Why It Sinks

What Does It Feel Like to Get Hit by Lightning?

What Does Energy Look Like in Humans?

How Far Can the Human Eye See on Earth and in Space?

How Far Can the Eyes See? Earth’s Horizon and Beyond

What Decibels Can Humans Hear? Defining the Safe Range

How Does Cohesion Help Life on Earth?

Is Infrared the Same as Thermal Energy?

What Is Ultrasound Physics? How the Science Works

Is Terahertz Radiation Dangerous to Humans?

How Do Bees Fly? The Science of Their Unique Flight

What Are Smells? The Science Behind Your Sense of Smell