Scientists measured mass and distance of free floating planet drifting through space without star for first time.

Finding a planet is one thing; proving it is a planet when it has no star is the part that usually breaks the story. A newly ...

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A newly discovered celestial object may be a starless cloud that could change how astronomers understand dark matter.

We survived the 90s, but our toys barely did. Here are 10 beloved banned 90s toys that were pulled from shelves for causing ...

Quantum theory and Einstein's theory of general relativity are two of the greatest successes in modern physics. Each works ...

Free animated resource helps children build Irish vocabulary while discovering amazing facts about the world around them. We ...

Do you think you've got decent science knowledge? It's time to put your gray matter to the test with our weekly, free science crossword puzzle. We've spent hours carefully writing our puzzles to make ...

Scientists have discovered a rogue planet roaming the Milky Way after combining observations from Earth and a space telescope ...

Scientists at the University of Colorado Boulder may have solved a pressing mystery about the universe's gravitational wave ...

This past year was the great EV retrenchment, but don't believe the grim prognosis—electric vehicles are here to stay.

Instead, enjoy a palm-canopied desert hike through Indian Canyons, the southern foothills managed by the Agua Caliente Band ...