Two natural philosophers-now known as scientists-used similar tools but saw the world very differently. Antonie van Leeuwenhoek looked close-up at drops of water, while Galileo Galilei looked far out into the universe. What they discovered shook the foundations of human understanding and led to innovations in both microscopes and telescopes. This engagingly graphic treatment of their story will captivate curious minds and inspire future scientists to keep asking questions. After all, we never know what we may find!

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