Nonfiction Exploration

Join the American journalist Henry Morton Stanley on his amazing quest to find David Livingstone, England's most celebrated explorer, in this new addition to the number one New York Times best-selling series!

When the platypus was first discovered by Europeans in the 1800s, it was well-known by Australian Aborigines - but no one knew how to classify it. It lived in the water and laid eggs like a reptile, had a bill like a bird, and was furry and warm-blooded like a mammal. Scientists had to come up with a way to solve this and many other mysteries of nature. Alaskan Polar bears sleeping in hidden underground dens caused problems for researchers wanting to drill for oil without disturbing the bears. Find out how scientists used infrared imaging to see the caves beneath the snow.

Katherine knew it was wrong that African Americans didn't have the same rights as others - as wrong as 5+5=12. She knew it was wrong that people thought women could only be teachers or nurses - as wrong as 10-5=3. And she proved everyone wrong by zooming ahead of her classmates, starting college at 15, and eventually joining NASA, where her calculations helped pioneer America's first manned flight into space, its first manned orbit of Earth, and the world's first trip to the moon!