Bill Nye the Science Guy
S01E20: Eyeball
Look no further ... Bill Nye is on the ball - the eyeball. For their small size, your eyes do an important job. By working with your brain, your eyes can tell the difference between thousands of different colors. They can follow a fast-moving hockey puck across the ice. They are even sending messages to your brain about what you're reading right now. Eyes work a lot like a camera. They take in light, focus light, and make images. With help from the brain, your eyes help understand the world around you. Light bouncing into your eye passes through an opening called the pupil. If you look in the mirror, your pupil is the black area in the middle of your eye. The pupil can open or close, depending on the brightness of the light. After passing the pupil, the light is focused onto the back of your eye by the lens, a thin layer of cells. On the back of your eye are special cells called rods and cones that are sensitive to light. These cells send electrical messages to your
Overview
It's "Mr. Wizard" for a different decade. Bill Nye is the Science Guy, a host who's hooked on experimenting and explaining. Picking one topic per show (like the human heart or electricity), Nye gets creative with teaching kids and adults alike the nuances of science.
Episodes
S01E02 Earth's Crust
S01E03 Dinosaurs
S01E04 Skin
S01E05 Buoyancy
S01E06 Gravity
S01E07 Digestion
S01E08 Phases of Matter
S01E09 Biodiversity
S01E10 Simple Machines
S01E11 The Moon
S01E12 Sound
S01E13 Garbage
S01E14 Structures
S01E15 Earth's Seasons
S01E16 Light & Color
S01E17 Cells
S01E18 Electricity
S01E19 Outer Space
S01E20 Eyeball
Cast
