Showing results by author "Sean McCollum" in All Categories

Racing fans love to watch sports cars whirl around the track. Discover how these amazing machines have evolved from their early days and into some of the fastest cars on the track.

World War II was the most destructive war in history. Millions upon millions of people died, including innocent civilians. Both sides—the Allies and Axis Powers—pursued secret plans, tactics, and weapons to destroy each other resulting in horrors on a scale never before seen. Secrets of World War II reveals little-known stories of the people, weapons, and battles that have affected the maps on our walls and the allegiances in our hearts.

Reaching speeds of 230 miles per hour, Indy cars are the fastest automobiles on the world’s racecourses. But besides being speedy, Indy cars are modern technological marvels. Find out how even the tiniest tweaks can mean the difference between winning and losing.

When a pilots sends a "mayday" message, it means there is serious trouble. Discover the fascinating true tales of people who lived to tell about their own terrifying airplane disasters, and what they did to survive.

World War I was a brutal war that left more than nine million dead. Millions more were wounded and lost their homes. The two sides - the Allied Powers and Central Powers - cut secret deals to get countries to join their side. They unleashed secret weapons, employed spies, and relied on the element of surprise itself to wage terrible battles.

US leaders need accurate information to make important decisions. They turn to the CIA to get it. Around the clock, members of the CIA are hard at work. As covert officers secretly gather intelligence, analysts are busy studying it. CIA scientists develop high-tech spy gear. But no matter their job, CIA members share a common goal of keeping the country safe.

When the Titanic was built, many people thought the massive ship was unsinkable. Today it rests on the ocean floor. Learn about why ships sink and how past disasters and modern technology have led to safer ships.