Scientists Are Saving the World! - So Who Is Working on Time Travel? (Gwinn Saskia)(Pevná vazba) - diskuze

If all the scientists are saving the world… who is working on time travel? Scientists who are zooming through space, protecting the planet, singing with whales… and even learning how fast things travel through time. Get ready to meet more than 20 inspiring, real-life scientists, and discover how they started asking questions… just like YOU!
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