In the Know

How strong is spider silk?

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

Western Diamondback Rattlesnake
In the Know

Snake Bites That Save Lives  

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

In the Know

Flex Your Ear Muscles!  

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

Hubble Space Telescope
In the News

The Hubble Space Telescope Turns 35

In April of 2025, the Hubble Space Telescope celebrated its 35th birthday. A telescope is a tool that makes far-away objects seem closer. Hubble is a special kind of telescope that is in space. It … Read more

Closeup of mosquito biting a person's skin
In the News

Can Clothes Protect You from Mosquito Bites?

Mosquito bites are itchy and annoying. They can also cause dangerous diseases. These diseases affect millions of people each year. Experts recommend wearing long clothing to protect yourself against mosquito bites. But mosquitoes can bite … Read more

Mount Spurr
In the News

Alaskan Volcano Shows Signs of Eruption

Scientists have reported an increase in earthquake activity at Mount Spurr. Mount Spurr is an active volcano [opening in Earth’s surface] in Alaska. Earthquakes are a warning sign of an eruption [outpouring of melted rock … Read more

Tree trunks with strips of bright colors
In the Know

Nature’s Beauty: The Rainbow Eucalyptus Tree

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