A tornado near McLean TX
In the Know

How do tornadoes form?

Every state in the U.S. has experienced a tornado (a powerful, rotating column of air that touches the ground) at least once. Tornadoes can cause a lot of damage. How do tornadoes form? To answer … Read more

A bird nest on a tree branch with five blue eggs inside.
In the News

What factors affect egg shape?

Bird eggs come in different shapes, sizes, and colors. Bird eggs have a range of shapes from round to oval shaped. Some eggs are larger on one end than the other. The scientists wondered how bird … Read more

Woodpecker finch using stick as a tool for foraging.
In the News

How might a cow use a broom?

If you were going to make a birdhouse out of wood, you would probably use tools (something that helps do a task). A saw to cut the wood and a hammer to pound nails. Humans … Read more

A groundhog emerging from a snow-covered den.
In the Know

Will spring come early?

It’s February 2nd. Groundhog Day! Famous groundhogs, such as Punxsutawney Phil and Buckeye Chuck, are woken up from their winter sleep. Will they see their shadows? Will spring come early? Or will there be six … Read more

Scientist viewing DNA gel used in genetics and other sciences.
In the News

The Human Genome Project

Twenty-five years ago, on February 15, 2001, scientists made a big breakthrough. They had mapped almost all human genes in order. These scientists were working on the Human Genome Project. Genes carry information about a … Read more

People walking down sidewalks in a snowstorm in a city.
In the Know

When is Earth closest to the Sun?

On January 3, 2026, many places in the northern hemisphere were cold and covered in snow. That makes sense. It’s winter! But, would you be surprised to know that on that day, Earth was closest … Read more

A lone coastal wolf explores the tidal zone on Vancouver Island, Canada.
In the News

Who is pulling in the crab traps?

In 2023, a conservation group (group that helps protect land, water, or other resources) in British Columbia, Canada had a mystery to solve. They put crab traps (something used to catch animals) in the water. … Read more

A map of Charles Darwin’s voyage on the HMS Beagle.
In the News

The Voyage of the HMS Beagle

  Imagine spending almost five years sailing around the world. Living on a boat the whole time! That is what Charles Darwin did from 1831–1836. He was the naturalist (a person who studies plants and … Read more