Earth Science


Mining the Scrap Heap for Treasure

Across America, a network of scrap-metal firms is supplying much of the raw materials, iron to aluminum, that fuel the growing global economy


Unearthing Secrets Locked Deep Inside Each Fistful of Soil

To scientists at the National Soil Tilth Lab in Ames, Iowa, it's not just dirt they are probing — it's the planet's sustaining surface

During their visits, students participate in activities that complement classroom learning (i.e. school programs) through hands-on experiences that stimulate all of their senses.

A Few Miles of Land Arose From the Sea—and the World Changed

Panama is an event as well as a place. Smithsonian scientists are learning what it has meant for continental animal swapping, ice ages, et al.


However It Began on Earth, Life May Have Been Inevitable

In a universe filled with prebiotic compounds,it may be only a small step for some of them to hook up in ways that lead directly to life

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