Some bugs are big–but they can’t beat the ancient dragonfly called Meganeura. Its wingspan was as wide as a seagull’s. Try squishing that with a fly swatter! Readers will love…

Mars is perhaps the most thrilling planet these days. With rovers exploring its surface and manned missions in the works, people are wondering if Mars is our next home! In…

During the Vietnam War, helicopters proved their worth to the US military. With brave crews aboard, they hovered low in the skies to rescue pilots and soldiers who were frighteningly…

Though Johnny Appleseed is a folk hero, he was also a real person–John Chapman. Chapman’s life became legendary as he planted apple trees across the Midwest of the United States…

Jupiter, named for the mythological king of the gods, demands a lot of respect in the night sky. Young scientists are invited to travel to this gas giant while taking…

The moon is the only celestial body that humans have set foot on. Some of the knowledge we have of the moon involves numbers, including measurements such as diameter and…

Since the U.S. Navy began, with only a few ships, it has grown into one of the most respected fleets in the world. On the seas and in the air…