Geography

Do you know where your xenon is

Do you know where your xenon is?

Maybe it’s hanging out with iron and nickel in the Earth’s core The paradox of the missing xenon might sound like the title of the...
What’s going on with that Kilauea volcano in Hawaii

What’s going on with that Kilauea volcano in Hawaii

Hawaii’s Kilauea volcano has been oozing lava for more than three decades. But in recent days, fountains of lava hundreds of feet high, a...

Earth’s stable temperature past suggests other planets could also sustain life

An analysis of temperature during early Earth’s history supports more moderate average temperatures throughout the billions of years when life slowly emerged on Earth. Theories...

200-million-year-old insect color revealed by fossil scales

Can we know the color of a 200-million-year-old insect? Some people will say we can only imagine its actual color. But no! Scientists from China,...
Super low sounds let scientists monitor far-off volcanoes

Super low sounds let scientists monitor far-off volcanoes

Infrasound sensors, which detect sound waves with frequencies below the lower limit of human hearing, can also track volcanic eruptions in remote locations, a...
Dinosaur-killing asteroid impact cooled Earth's climate more than previously thought

Dinosaur-killing asteroid impact cooled Earth’s climate more than previously thought

The Chicxulub asteroid impact that wiped out the dinosaurs likely released far more climate-altering sulfur gas into the atmosphere than originally thought, according to...
Asteroids don’t hit Earth at regular intervals, as was previously thought

Asteroids don’t hit Earth at regular intervals, as was previously thought

Do mass extinctions, like the fall of the dinosaurs, and the formation of large impact craters on Earth occur together at regular intervals? "This question...
Understanding Kilauea A different flavor of volcano

Understanding Kilauea: A different flavor of volcano

Hawaii’s Kilauea volcano has been oozing lava for more than three decades. But in recent days fountains of lava hundreds of feet high, a dozen...
Rapid evolution fails to save butterflies from extinction in face of human-induced change

Rapid evolution fails to save butterflies from extinction in face of human-induced change

New research confirms that wild species can adapt quickly to human-induced changes, but also shows how such adaptation can cause those species to be...
Sinkholes What on earth’s happening

Sinkholes: What on earth’s happening

Have no fear. It might seem as if the earth is opening up everywhere around us, but it’s down to a mix of factors,...