In the future, will we teleport from place to place, keep dinosaurs as pets or 3D-print our dinner? Will we live on Mars or upload our brains to computers? Could we solve climate change by making all our energy from mini stars we build here on earth? In this book, you'll meet the scientists working to bring science fiction to life and learn how soon we might have amazing new technology. You'll also delve deep into questions about right and wrong. Just because we can do something doesn't mean we should. How can we build the best possible future for everyone on Earth?