The COVID-19 pandemic has been very hard for people everywhere. Scientists have been able to make vaccines. A vaccine is an injection that helps a person fight an illness. Dr. Kizzmekia Corbett is a leader … Read more
In honor of Women’s History Month, let’s dive into the work of two scientists. Dr. Emmanuelle Charpentier and Dr. Jennifer A. Doudna won the Nobel Prize for chemistry for discovering a new tool. It’s called … Read more
Imagine living and working in a science lab the size of a football field with five other people. Now imagine that science lab traveling around Earth every 90 minutes. It is moving at a speed … Read more
Has your family ever ordered food and had it delivered to your home? Soon you may open the door and see a robot bringing your food! Robots on wheels are delivering food in cities like … Read more
Groundwater is just what it sounds like: water that comes from the ground. It is found in aquifers beneath Earth’s surface, where it fills the space between soil, sand, and rock. Groundwater can be … Read more
What does “endangered species” mean? A species is a group of similar living things. Tigers, butterflies, trees, and flowers are all different species. A species is considered endangered if there are so few left alive … Read more
You know the sky is dark at night and light during the day. It’s a pattern we can count on. This pattern of light and dark helps us sleep at night. But look at the … Read more
Have you ever heard of a black hole? Black holes are objects in space. They have so much gravity, not even light can escape them. Scientists recently found a giant black hole. It is at the center of our galaxy, the Milky Way. It has more than … Read more
You probably like to eat pizza. But do you like to make it? If you do, you are a chef and a scientist! When you make pizza dough, you mix yeast with water. This makes … Read more
Dogs are often called humans’ best friends. People who own dogs know how much fun they can be. Taking care of a dog is hard work. Scientists have found this hard work pays off when … Read more
© 2025 McGraw-Hill Education. All Rights Reserved.
