Earth's shape can be tested in surprisingly simple ways without relying on space photographs. The strongest part of the ...

A geologist found an undiscovered meteorite crater in Western Australia on Google Earth in 2007. Later drilling confirmed its ...

Scientists may have solved why the length of Earth’s day changes by a few milliseconds over decades. Subtle shifts in the inner core appear to tug on the mantle, revealing a surprisingly dynamic world ...

When Earth tips over to restore its rotational balance, sea levels shift around the globe—episodes scientists have now traced to the age of dinosaurs. Tidal stresses are comparable to a slight push ...

When Pangea's tropical forests died 252 million years ago, Earth stayed in a hothouse for five million years. New fossil maps ...

An astronaut aboard the International Space Station photographed a remarkable formation in Madagascar that looks surprisingly ...

Two Eocene magnetic reversals lasted about 18,000 and 70,000 years, according to a detailed North Atlantic sediment record.

Suppose that you could create a K–12 science and engineering curriculum from scratch. How would you go about doing it? Over the past four years, that’s essentially what we have done: first by writing ...

CARBONDALE — Southern Illinois University Carbondale researchers are observing Earth Science Week by exploring some of ...

There are three things that I remember from my high-school Earth-science class: the swirling pink cover of the study book designed to help us pass New York State’s year-end test, the football player ...