In the cold, dark outskirts of planetary systems far beyond the reach of the known planets, mysterious gas giants and ...

It's an evocative idea that has long bedeviled scientists: a huge and mysterious planet is lurking in the darkness at the ...

The crash would have melted part of our world and destroyed our planet's atmosphere, but the collision created the material that eventually formed the moon. Some astronomers have different ...

A planet word search is a simple way to help kids build space vocabulary while keeping them engaged with a quiet, screen-free activity. Whether you’re learning about the solar system at home or in the ...

A study suggests that Venus' volcanic "pancake domes" push the planet's crust down, forming bulges toward the surface. This ...

Reuters, the news and media division of Thomson Reuters, is the world’s largest multimedia news provider, reaching billions of people worldwide every day. Reuters provides business, financial ...

Plastic bags start out as fossil fuels and end up as deadly waste in landfills and the ocean. Birds often mistake shredded plastic bags for food, filling their stomachs with toxic debris. For hungry ...

Glaciers are melting faster than ever. As the planet gets hotter, our frozen world is shrinking, making the water cycle more unpredictable. For billions of people, meltwater flows are changing ...

Discover how a wind turbine works, then build a simple wind turbine project with your students. This is a fantastic science fair project.