Answers to Questions Kids Ask! - Where "Why?" Turns to "Wow!"
Born on this day
August 25, 20101918 - Leonard Bernstein
1917 - Mel Ferrer
1930 - Sir Sean Connery
1938 - Frederick Forsyth
1942 - Howard Jacobson
1947 - Ann Archer
1949 - Martin Amis
1954 - Elvis Costello
1956 - Matt Aitken
1961 - Billy Ray Cyrus
1970 - Claudia Schiffer
Fingernails and toenails, hair, skin, animal fur, animal claws and hooves, and even animal feathers are largely made up of the very same chemical protein called keratin. It’s nature’s own version of plastic!
Your nails grow about an inch every 6 months from a bed at their base. That’s the only part that is alive and growing. That’s why it doesn’t hurt when you cut your nails — because the tips aren’t alive at all!
Link to this question!
Why doesn’t it hurt when you cut your finger nails?
It doesn’t hurt because there are no sensory nerves in your finger nails. If you hit your fingernail with a hammer, it hurts because the force is transmitted to the…
How do fingernails grow?
Fingernails, hair, and skin are made of a protein called keratin. But underneath, all these body parts have layers of living, growing cells. The live cells continuously divide, and by…
How do they make bulletproof glass bulletproof?
The secret to bulletproof glass is… plastic! It’s called a laminate, and that’s a sandwich of glass, plastic, and glass, which is thicker than ordinary glass. The plastic inside the…
What’s an Adam’s Apple?
When kids hit puberty, their bodies and minds go through tons of changes. One change that every kid can count on is lots of body parts growing and changing shape….
What is the fastest land animal?
The cheetah is the fastest animal on land. A cheetah can run 46 miles per hour (76 kilometres per hour) – that’s pretty fast! Compared to the fastest humans who only runs about…