Five Steps to Making Your Garden a Carbon Sink
If the 81 million U.S. households with yards adopt these practices, they could absorb more carbon and help combat climate change.
What’s Wrong with Planet Earth?
According to one critic, the BBC documentary inspired more appreciation for HD television than it did for engaged environmentalism.
How Harmonicas Came to America
Harmonicas were invented in Europe in the 1820s as an aid for tuning pianos, but they didn't really take off until they crossed the Atlantic.
Why Miles Davis’s “Kind of Blue” Is So Beloved
A music scholar suggests that Miles Davis combined the blues with the musical avant garde in a manner reflecting the integrationist spirit of the era.
The New Legacy of Casimir Pulaski
New findings reveal that the Polish war officer who aided the American Revolution may have been intersex.
Seeing Black Holes
Two of the scientists on the huge team that eventually captured the world's first image of a black hole discuss the particular challenges of the task.
Sudan’s Revolution and the Geopolitics of Human Rights
Sudan's former president Omar al-Bashir was indicted by the International Criminal Court on charges of war crimes and genocide. Why isn't he on trial?
Exploring Lake Baikal
The world's largest, deepest freshwater lake is home to hundreds of species that don't live anywhere else on Earth. But it's threatened by climate change.
Recreating Notre Dame
The famous Paris cathedral was built over many centuries, reflecting the growth and evolution of Paris itself.
How Florida Got Its Name
506 years ago, Spanish explorer Juan Ponce de León landed in what he christened "Florida." Historians still wonder where the name came from.