In the Know

Isn’t it fun to jump in puddles? Do you know why puddles happen? When there is a lot of rain in a short time, puddles form on pavements and roads. Sometimes heavy rain or large … Read more

Scientists and engineers have been building and testing robots for many years! The history of robots spans from vacuum cleaners to computers and toys. Robots can be helpful in our daily lives.  Robots help with … Read more

Sangeeta Mangubhai is a scientist. She grew up in Fiji, an island country in the South Pacific. She was always near the water. Her family worked in the fishery.  She knew she wanted to help … Read more

Happy Fall! Pumpkins have been growing all summer and are finally ready to be picked. There are 45 varieties of pumpkins and they are used in many different ways. Some pumpkins are used for decoration, … Read more

Wanda Díaz-Merced always wanted to be a scientist. While growing up in Puerto Rico, she took pretend trips to faraway galaxies. As she got older, she began to really study the universe. She became an astronomer.  But in her 20s, Díaz-Merced lost the ability to see. Astronomers depend … Read more

Have you ever wished on a shooting star? Did you know that you are wishing on a rock and not a star? A shooting star is a small rock that gets close to Earth. The rock … Read more

Earth is home to many plants and animals. These living things rely on each other to survive. One way plants rely on animals is for pollination. Pollen is a grain on many plants with flowers. … Read more

Bertha Parker Cody, or Birdie, became one of the first Native American female archeologists. Archeologists study people from the past. They often dig in the ground to find things people left behind long ago. Her mother was a Native American actor. Her … Read more

  Photo Credit: sirtravelalot/Shutterstock, Jackan/Shutterstock Have you ever wondered where ideas come from when making a new design? People get their ideas from many different places. Sometimes they are copying something they have seen in … Read more