"What If is an epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a ...

New measurements suggest mysterious continent-sized masses in our planet’s lower mantle may be extremely stable features ...

Iron is one of the main elements found in the Earth's inner core, which is characterized by extremely high temperatures and ...

This week, uncover some of the oldest ice on Earth, follow a dinosaur highway, learn how Pluto sealed the capture of its moon ...

Scientists have captured faint magnetic signatures resulting from the tidal movement of seawater across the planet — and they might have to wait until 2030 to get another shot at it.

“We have a strong indication that the uppermost 2,480 meters contain a climate record that goes back to 1.2 million years in ...

Earth’s magnetic north is not static. Like an anchorless buoy pushed by ocean waves, the magnetic field is constantly on the move as liquid iron sloshes around in the planet’s outer core.

A colossal ice core sample drilled in Antarctica may contain the oldest, unbroken timeline of Earth's climate, stretching ...