Geology

Earth’s Magnetic Field Almost Completely Collapsed 550 Million Years Ago

More than half a billion years ago, Earth experienced an almost-complete collapse of its magnetic field. It began in the…

1 week ago

Scientists Identify the Source of a Famous Meteorite as One Crater on Mars

If we think untangling Earth's complex geological history is difficult, think of the challenge involved in doing the same for…

2 weeks ago

Mars' Carbon Dioxide Glaciers are on the Move

New research has shown that the southern polar glaciers on Mars are migrating, and have been for a very long…

3 months ago

Jupiter’s Moon Io has Dunes. Dunes!?

New research led by Rutger's University has led to an explanation for why there are dunes on Jupiter's volcanic moon…

4 months ago

Marsquakes are Caused by Shifting Magma

Before the InSight Lander arrived on Mars, scientists could only estimate what the planet's internal structure might be. Its size,…

4 months ago

Primordial Helium, Left Over From the Big Bang, is Leaking Out of the Earth

Something ancient and primordial lurks in Earth's core. Helium 3 (3He) was created in the first minutes after the Big…

4 months ago

Pluto’s Surface was Shaped by Ice Volcanoes

For all of Earth's geological diversity and its long history, the planet has never had ice volcanoes. But Pluto has.…

4 months ago

These are Star Dunes on Mars, Formed When the Wind Comes From Many Different Directions

Missions to Mars are expensive, even orbiters. They're there to do science, not take pretty pictures. But sometimes Mars' beauty…

4 months ago

The Strange Swirls on the Lunar Surface are Somehow Related to Topography

The Moon is the most studied object in space. But our nearest neighbour still holds a few mysteries. One of…

5 months ago

How did Earth go From Molten Hellscape to Habitable Planet?

Earth formed from the Sun's protoplanetary disk about 4.6 billion years ago. In the beginning, it was a molten spheroid…

5 months ago