In the Know

Octopuses are found in oceans worldwide. They live in shallow and deep water. The only hard part of their body is their beak. They use their beaks to crack open crabs and clams for lunch. … Read more

You see a circular web glowing in the sunlight. A golden orb weaving spider has woven another masterpiece. You accidentally walk through it. The strands break and feel sticky. For a horsefly, though, the web … Read more

Not everyone can wiggle their ears, but everyone has ear muscles. These ears muscles  flex when you are trying hard to listen. You don’t even have to think about it! When a dog hears a … Read more

Snake bites can be very dangerous. Tim Friede knows this all too well. The Wisconsin man was hospitalized after two cobra bites. But that did not keep him away from snakes. In fact, it had … Read more

Can you keep a toy hoop up? A toy hoop is a plastic ring that you twirl around your body. The motion of your body keeps the hoop up. It spins around your waist. Some … Read more

You might have seen these types of lighted signs hanging outside of stores in your town. These are neon lights. They are named after one of the gases used to give them their glow. Neon … Read more

Are you wondering what happened to these trees? No—they haven’t been painted. This is the rainbow eucalyptus tree (Eucalyptus deglupta). The colorful stripes are natural. The rainbow eucalyptus is naturally found in New Guinea, Indonesia, … Read more

Do your eyes hurt after looking at screens for a long time?  Some eyeglasses claim to protect our eyes from light coming from screens. Are these glasses necessary? Blue light is one of the colors … Read more

Water bears are tiny animals with a hidden superpower. These cute creatures are nearly indestructible. Though they are sometimes called “bears,” the tiny animals are actually more similar to insects and spiders. Water bears have … Read more

Gophers might be destructive in your yard, but scientists found that they have the opposite effect in recovering ecosystems.   Mount St. Helens is a volcano in Washington state. It erupted in 1980 and destroyed miles … Read more