Hoping to finally end World War II, the United States dropped an atomic bomb on Hiroshima, Japan, on August 6, 1945. Three days later, the U.S. dropped another massive bomb on Nagasaki, Japan. The result was total devastation. Within seconds of the blasts, more than 120,000 men, women and children died. Thousands more would die from radiation sickness in the months to come. The war was over but the ongoing fear of nuclear destruction had begun.

Photographs and text provide information about submarines, explaining what they are, looking at different types of submarines, and discussing how they are used.

In the vastness of space, countless planets exist. Scientists are actively studying as many of them as they can. How many could support life as Earth does? And what other wonderful worlds will our technology find?

More than 75 million people fought in World War II — nearly all of them men. Who was going to produce the weapons and the food, and do countless other vital jobs? The answer was women. Millions stepped forward to take on work they had rarely done before, such as fighting fires, ploughing fields and cracking codes. These are the stories of four trailblazers who achieved amazing things in difficult circumstances: Anne-Marie Walters became a secret...

Join Sally Ride on her journey aboard the Space Shuttle! This book examines the extraordinary life of the first female US astronaut in space, from her early life to using a robotic arm in space. Find out about other female astronauts and their achievements. Understand the rigorous training that astronauts undergo and how they prepare for a journey into the unknown.