The USGS publishes a geological map that reveals the underground layers of the U.S. and supports environmental education and ...

Over the course of 12 seasons, there were occasionally plotlines on "The Big Bang Theory" that were abandoned with no reason ...

From hand instruments to high-viscosity glass ionomers, we deconstruct the ART technique and its place in dental care.

We sorted through the most ghoulish and jaw-dropping horror films to determine the scariest movies of all time. Sleep tight.

Earth's Ediacaran Period, roughly 630 to 540 million years ago, has always been something of a magnetic minefield for ...

Extreme heat deep in Earth’s crust forged the strong, stable continents that have endured for billions of years.

Instead, fragments of the planet’s first materials may still exist, preserved deep within the mantle. A Collision That ...