When streetlights outshine the stars, what does that mean for plants, animals, and us? This absorbing nonfiction picture book investigates artificial light and its unexpected impact on our planet.  Who Hid the Stars? explores fascinating topics including: 

• How artificial light developed throughout history―from fire to LEDs 
• How city lights interrupt bird migration patterns
• How streetlights gather insects―and their predators
• How turtles struggle to hatch without darkness
• How plant growth changes in artificial light 
• How humans can fight light pollution and stop it from harming nature!