Many are speculating about what former president Barack Obama will do in his retirement. Perhaps he will stay as politically involved as John Quincy Adams.

One of the world’s most incredible, yet unsung, ecosystems, karsts are home to a remarkable biological diversity.

Someone discovered a handful of previously unpublished letters written by Mary Shelley, stashed in private house in a small English village.

Black producers and entertainers use the concept of physically appropriating another race to discuss racism in "Dear White People" and "White Chicks."

The Freedom of Information Act of 1966 (or FOIA) was the result of a struggle by Congress and private business for information from the executive branch.

Mostafa A. H. el-Abbadi was the visionary behind the revival of the Great Library of Alexandria, the vast Bibliotheca Alexandrina.

While the U.S. opens industries to market competition at home and abroad, we give our agricultural producers a lot of protection, including big subsidies.

After decades of environmental disaster, fish and wildlife may rebound to Central Asia's Aral Sea, but the lake will never be restored to its former glory.

The Cosbys gave Spelman College, one of America's 107 HBCUs, over $20 million dollars. What does his legacy mean for the future of black colleges?

The Articles of Confederation set off the long-running feud between states' rights and Washington, a debate that still rages today.