Search Results | pupil
Your search for "pupil" returned 158 results
Does Love Make Your Pupils Dilate?
health.howstuffworks.com/relationships/love/love-make-pupils-dilate.htm
Does love make your pupils dilate? Read about the effect that sexual arousal has on your pupils at HowStuffWorks.
The Pallas's Cat Is the Original Grumpy Wildcat
animals.howstuffworks.com/mammals/pallas-cat.htm
Pallas's cats appear cantankerous, in part due to their flat faces and large, owl-like eyes with round pupils.
Did an Eye Deformity Affect da Vinci's Painting?
history.howstuffworks.com/historical-figures/did-eye-deformity-affect-da-vincis-painting.htm
Leonardo da Vinci may have had an eye condition called exotropia. HowStuffWorks takes a look.
Fascinating Discovery Reveals How Cephalopod Eyes Detect Color
animals.howstuffworks.com/marine-life/cephalopod-eyes-colorblind-see-color.htm
It turns out cephalopods aren't colorblind. Learn more about how cephalopods see color in this HowStuffWorks Now article.
Central Heterochromia: When to Worry About Eye Color
science.howstuffworks.com/life/biology-fields/central-heterochromia.htm
Ever looked closely into someone’s eyes and noticed a vibrant ring of color encircling the pupil, distinct from the rest of the iris? That eye-catching trait is called central heterochromia, and it's more common than you might think.
Lasik Surgery
health.howstuffworks.com/medicine/surgeries-procedures/lasik.htm
LASIK surgery corrects vision with a laser in seconds. Learn about LASIK surgery, the lasers used in LASIK surgery and recovery info and possible risks.
The Ultimate Survival Skills Quiz
play.howstuffworks.com/quiz/survival-skills-quiz
Being stranded in the wilderness may make for a good movie, but in reality, it's a harrowing experience. Staying alive may require you to build a shelter, start a fire and even eat bugs for nourishment. Can you survive this quiz?
Why does it take my eyes several minutes to adjust to darkness?
health.howstuffworks.com/human-body/systems/eye/eyes-adjust-darkness.htm
At night, your eyes adjust to darkness after several minutes. Do you know why it takes that long? Take a look at how your eyes adjust to darkness.
Why do people have red eyes in flash photographs?
electronics.howstuffworks.com/question51.htm
Why do people have red eyes in some flash photographs? Take a look at the science behind why red eyes happen.
How to Draw Animals
lifestyle.howstuffworks.com/crafts/drawing/how-to-draw-animals.htm
Learn how to draw animals using our easy, step-by-step instructions. Helpful diagrams guide you in drawing a horse, cat, penguin, rabbit, and more.