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Did you know people can dig underground and use Earth's heat to make energy? This geothermal energy can power the computer and heat or cool your home. How exactly do we get it, though? And… Read More →

Did you know people can turn the energy in rushing water into electricity? This hydropower can run the computer and the lights in your home. How exactly do we get it, though? And what is the… Read More →

Did you know that tiny atoms that make up all matter hold huge amounts of energy? This energy, called nuclear energy, can power the television and refrigerator in your home. How is nuclear… Read More →

Did you know that the sunlight that warms your skin on a sunny day can be used to produce energy? But how exactly do you collect sunlight and turn it into energy we can use? And what is the… Read More →

Did you know that the same wind that messes up your hair can be used to create energy? How exactly do you harness the wind? And what is the effect on the environment? Read this book to find… Read More →

When the 1905 football season ended, nineteen players were dead and countless others were critically injured. The public was outraged. The game had reached a make-or-break moment—fourth down… Read More →

Robots help people in many situations. Some robots rescue people trapped by tornadoes or earthquakes. Others explore volcanoes and the seafloor. And some help scientists protect our… Read More →

Did you know that about 40 percent of the world's population lives without toilets? That's more than two billion people, most of whom live in rural areas or crowded urban slums. And according Read More →

Robots work in homes every day. Some vacuum floors or mow lawns. Others keep people company. And some help kids have fun! What robots might you find in someone's home? Read this book to find out! Read More →

Robots help us understand our universe. Some fly to distant planets. Others work alongside astronauts in space. And some drive across the surface of Mars. How do these robots work, and what… Read More →

Do bulls get angry when they see the color red? Do plants grow by snacking on soil? Are bats blind? At one time, science supported wild notions like these! But later studies proved these… Read More →

Little brown bats do us a big favor. They eat huge numbers of insects! That helps limit the spread of diseases and the damage that insects do to farm crops. But in recent years, large… Read More →

Robots help us understand our weather and climate. Some fly into storms to measure wind. Others dive into the ocean to learn about weather patterns. And some drive across frigid polar regions Read More →

The octopus spies a nice, tasty mantis shrimp. It swims over for a closer look at the small creature. Then—WHAM!—the mantis shrimp strikes a nasty blow with its hammer-like forelimb. The… Read More →

Do you like the challenge and adventure of video games? As Jane McGonigal was growing up, she had fun playing early video games. As an adult, she saw games as an outlet for problem solving… Read More →

Have you ever stared into the night sky, full of stars and planets? As a kid, Neil deGrasse Tyson was star-struck when he first visited a planetarium. The universe was calling him. Tyson… Read More →

Huge, towering clouds build up in the sky—it's a super cell. The Doppler radar indicates that the system is rotating. But is there a funnel? Is it touching the ground? Only a storm chaser can Read More →

Could life have previously flourished on Mars? Will humans be able to travel there one day? Can humans one day colonize the red planet? NASA scientists have been interested in answering… Read More →

Do you like to take pictures and share them online? Do you like to share comments on photos, places you've been, or articles? If so, you've probably heard of Flickr and other websites that… Read More →

Have you ever wished you could use technology to improve people's lives? Ever since he was a teenager, Sebastian Thrun wanted to build machines that helped people. So far, Thrun has… Read More →

Some farms grow vegetables or grains, and some raise cows, sheep, chickens, or pigs. But have you ever heard of a butterfly farm? How do you raise a butterfly? On a farm in Costa Rica,… Read More →