From the record-breaking astronaut, national hero, and best-selling author of Endurance, a breathtaking collection of photos documenting his journey on the Inte

NATIONAL BEST SELLER A stunning, personal memoir from the astronaut and modern-day hero who spent a record-breaking year aboard the International Space Station�

Scholastic's next multi-platform mega-event begins here!History is broken, and three kids must travel back in time to set it right!When best friends Dak Smyth a

When I looked up, I shivered. How many stars were in the sky? A million? A billion? Maybe the number was as big as infinity. I started to feel very, very small.

During the early modern period, western Europe was transformed by the proliferation of new worlds—geographic worlds found in the voyages of discovery and conc