Imagine if Earth's history had a mystery novel, and one of its biggest unsolved puzzles was: Where did all the nitrogen go?

Scientists have found clues hinting at hot water activity on Mars billions of years ago. The discovery was made by NASA’s ...

The Perseverance rover on Mars is set to begin its newest challenge: a slog up the rim of the Jezero Crater that will take months to complete. The rover will face steep slopes and difficult terrain, ...

A Column about Autism Spectrum Disorder (ASD)by James CoulterFor nearly 25 years, Arthur has been a ground-breaking animated ...

This is a still from an animation showing asteroid 2024 YR4 as it passes by Earth and heads toward its potential impact with the Moon. This 3D shape of the asteroid was determined from data obtained ...

The founders of the Conservancy understood two essential and undeniable truths: first, the quality of life we enjoy on the ...

To progress in Look Outside you’ll need to collect a full set of planet discs — each disc has a number associated with it, ...

Mars just threw us another curveball. NASA’s Perseverance rover recently uncovered a surprising rock formation. On the lower ...

Art of Puzzles introduces a new Earth Month-themed collection to support conservation efforts in a partnership between ZiMAD and Dots.eco.

Seismic mapping of North America has revealed that an ancient slab of crust buried beneath the Midwest is causing the crust ...

The Perseverance rover has found some intriguing samples on the red planet. Here's what they might reveal about the origins ...

Earth Day is April 22. Here's what to know about how Earth Day happened and how to celebrate our planet this April.