Its proximity to Earth and unique composition make it a valuable point of comparison to the ocean-hosting moons of the outer ...

Even as Earth sets new heat records, humanity this year is pumping 330 million tons (300 million metric tons) more carbon ...

Liquid-filled rocks form when minerals trap fluids, but depending on their composition they can either be classed as enhydros ...

But to find that complexity, we must take the lessons of the boring billion to heart. Planets are not just a stage on which ...

Why does Jupiter look like it has a surface – even though it doesn’t have one? – Sejal, age 7, Bangalore, India ...

Earth’s atmosphere comprises multiple layers, each with its own role ... Credit: SiberianArt/Getty Images Ozone’s importance ...

The nether world, the underground, has been a space of curiosity, myth and imagination, whether cast as Hell or as a site of ...

Emerging evidence suggests that plate tectonics, or the recycling of Earth's crust, may have begun much earlier than previously thought — and may be a big reason that our planet harbors life.

Thanks to a new study proves that Earth's inner core since 2010 has been rotating more slowly than usual. This intriguing ...

A thin layer at the ocean surface called the “ocean skin” increases CO₂ uptake by about 7%. That’s equivalent to the CO₂ ...

With the cold weather months finally here (yes, I said finally — I love the cold), I’m currently in the process of transforming my home into a cozy oasis. For me, this involves a lot of things, ...

It’s called a “zombie star,” and it occurs roughly every 80 years when the remnant of a dead star becomes visible to the ...