Do Birds Have a Third Eyelid?
Do Birds Have a Third Eyelid? Birds have a special “third eyelid” in the corner of each eye close to the beak. This extra eyelid is called the nictitating...
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Why Do We See Stars When We Bump Our Heads?
Why Do We See Stars When We Bump Our Heads? The “Stars” we see if we receive a hard blow on the head are really a sensation of light caused by the nerves of the eye....
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Do Fig Trees Have Flowers?
Do Fig Trees Have Flowers? Yes, fig trees have flowers. Hidden inside the fig itself, there are many tiny, true flowers which produce pollen and what we call “seeds.” A...
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How Does a Magnifying Glass Make Things Look Bigger?
How Does a Magnifying Glass Make Things Look Bigger? A magnifying glass enlarges an object’s appearance by bending the light rays that filter through it, thus...
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How Do You See?
How Do You See? You see because waves of light strike objects around you and bounce back to your eyes. The light passes through the pupil of the eye and forms a picture...
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