©2017 McGraw-Hill Education. All Rights Reserved.
Maria Telkes was an American scientist who invented solar-powered devices. She studied biophysics and chemistry. She earned her doctorate degree in 1924. Telkes learned that heat from sunlight could be captured and stored, and then … Read more
When a devastating earthquake hit Turkey and Syria, it left many people without food, water, and shelter. It also damaged roads and transportation routes. This made it difficult to get supplies to people that badly … Read more
In celebration of Women’s History Month, let’s explore the work of Dr. Paulette Steeves, a woman making history in the field of archaeology. Archaeology is the study of artifacts and other remains to learn about … Read more
Some organisms that lived a long time ago were gigantic. Prehistoric sea turtles were some of those organisms. Recently, the remains of a new species of giant sea turtles were discovered. Scientists say they lived … Read more
A train went off its tracks near the border of Pennsylvania and Ohio. The train crashed in a town called East Palestine, Ohio. Many of the train’s cars flipped over. While nobody was killed, this … Read more
Our roads are filled with lots of different vehicles every day. So, it’s important to maintain road quality. Healthy road surfaces keep drivers and passengers safe. But many roads eventually develop holes in them. These … Read more
©2017 McGraw-Hill Education. All Rights Reserved.