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

Your navigation system just got a critical update, one that happens periodically because Earth’s magnetic north pole keeps ...

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

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

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.

Air bubbles within a deep ice core drilled in Antarctica could reveal why Earth suddenly began to experience longer ice ages ...

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

Published in the Proceedings of the National Academy of Sciences, the study found that oxygen-17 isotopes on the moon closely ...

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 ...

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

Scientists drilled a 2-mile-deep ice core in Antarctica, allowing them to peer back in time at Earth's climate over 1.2 ...