In the Know

Fazlur Khan: Reaching for the Sky

Fazlur Khan was an Asian American engineer. He designed very tall buildings. His ideas changed the way people build skyscrapers.  Khan was born on April 3, 1929. He was born in what is now Bangladesh. … 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

In the Know

What Is Blue Light?

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

In the Know

Flowers Bloom in Dallas, Texas 

March is a special time in Texas. More than 100 festivals happen all around the state. These festivals are in big cities and in small towns. They celebrate many things, like music, food, art, history, … Read more