© 2025 McGraw-Hill Education. All Rights Reserved.
Can you wiggle your ears? About one in five people can. New research shows that even if you can’t, you have ear muscles that automatically kick into action when you are straining to hear sounds. … Read more
Imagine a huge island covered in ice and snow almost all year. This cool place is called Greenland! Not only is Greenland an island, it is also a nation. It was initially named Greenland in … Read more
Fireworks! Parades! Red, white, and blue! What do these things make you think of? The United States of America’s birthday, of course! America has a very big birthday coming up—its 250th birthday, to be exact. … Read more
Snake bites kill up to 138,000 people per year, and they permanently disable even more. Tim Friede was almost one of those people. In fact, the Wisconsin man spent four days in a coma after … Read more
Flash floods devastated parts of Central Texas on July 4 (sudden flooding after heavy rain). The flooding took place after a lot of rain. The rain caused the Guadalupe River to rise 26 feet. The … Read more
In April of 2025, the Hubble Space Telescope celebrated its 35th anniversary. A telescope is an instrument that makes distant objects seem larger and closer. Hubble is a special kind of telescope that is in … Read more
© 2025 McGraw-Hill Education. All Rights Reserved.