Historically, scientists have thought the Earth’s core to be simple, composed of an inner solid core, a liquid outer core and a magnetic field...

By tuning in to the rumble of earthquakes, scientists took an X-ray of the Earth – and discovered something extraordinary.

By tuning in to the rumble of earthquakes, scientists took an X-ray of the Earth – and discovered something extraordinary.

The “Spirit of Córdoba" refers to the rich cultural, historical, and intellectual heritage of Córdoba, Spain, which was once a significant...

The “Spirit of Córdoba" refers to the rich cultural, historical, and intellectual heritage of Córdoba, Spain, which was once a significant...

The European Space Agency's Instagram post featuring a 'creepy smiley face' on Mars has intrigued many. The image highlights chloride salt deposits,...

After 24 years diligently studying Earth's magnetic field, a satellite will mostly burn up over the Pacific Ocean on Sunday during a "targeted"...

After 24 years diligently studying Earth's magnetic field, a satellite will mostly burn up over the Pacific Ocean on Sunday during a "targeted"...

Around 4 billion years ago, an asteroid hit the Jupiter moon Ganymede. Now, a Kobe University researcher realized that the Solar System's biggest...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to...