This post is the first in a three-part series on how living creatures use the elements of the periodic table. Learn more about the elements on NOVA's two-hour special, "Hunting The Elements." When you ...

Foremost among silicon's distinguishing features is that, quite simply, there is a hell of a lot of it. After oxygen, it's the second most abundant element in the Earth's crust -- but don't expect to ...

Deep beneath our feet, far beyond the reach of drills or submersibles, Earth hides a solid metal heart that behaves in ways geophysicists have struggled to explain. New experiments now suggest that a ...

Silicones: A category of synthetic polymers consisting of a structural unit of a silicon element and one of oxygen, with carbon and hydrogen usually involved. They feature an exclusive pairing of ...

Silicon (Si) is one of the most abundant elements on Earth, found in large quantities in soil. While Si is not essential for land plants, many plants, such as rice and grasses, have used Si to develop ...

Control of recombination features in the layers of the semiconductor element is considered to be one of the most effective methods of increasing performance and many other characteristics of power ...

Earth’s inner core has long puzzled scientists because seismic waves move through it unevenly. Compressional waves from ...