How do scientists prepare for life on other planets? They hike deep into a mountain’s lava tubes. Lava tubes might hold the key to future life on the Moon and Mars! Lave tubes are long empty spaces created by lava … Read more
Imagine that you are doing some work or playing a game on your computer, and it stops working. Then you get a message from someone who says that they will make your computer work again, … Read more
Most of us have been stuck at home since March 2020! Now that things are starting to get back to normal, people are emerging from their homes. But people aren’t the only living things emerging … Read more
UPDATE: As COVID-19 cases continued to rise, the Japanese government declared a state of emergency on Thursday, July 8. The Olympic games will continue, but no spectators will be allowed to attend events. Only athletes, … Read more
Have you noticed how it is taking longer over the past few months to get dark outside? The number of hours of daytime and nighttime change throughout the year. In the northern hemisphere, where we live, the day with the longest amount of daylight is approaching. We call this the summer solstice, and … Read more
The D.C. in Washington, D.C., stands for “District of Columbia.” Washington, D.C., is a city rather than a state. But some people would like that to change. How was Washington, D.C., formed? In 1774, a … Read more
Have you ever operated a remote-control car, or maybe even a drone? Imagine making something fly on a planet 100 million miles away! Scientists at NASA’s Jet Propulsion Laboratory (JPL) in Pasadena, California, not only imagined it—they made it happen. On April 19, 2021, NASA’s Ingenuity helicopter hovered above Mars … Read more
After ten hours, the jury announced they had reached a decision. Minneapolis police officer Derek Chauvin had been accused of the murder of George Floyd, an African American man. On April 20, 2021, the jury … Read more
Across the United States, people are struggling over a big issue—voting. The United States has laws about protecting the right to vote, but voting laws vary from state to state. Some states are passing laws … Read more
As the world celebrates Earth Day on April 21, let’s think about our impact on the environment. Do you take a highway or busy street to your home or school? Do you see animals trying … Read more
© 2025 McGraw-Hill Education. All Rights Reserved.
