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By Sid Perkins of Nature magazine Climate change could increase the number of large wildfires in Yellowstone National Park, Wyoming, and the surrounding region in the coming decades. [More]

Prolonged dry conditions from the Midwest to the mid-Atlantic this summer has some farmers concerned about how it will impact their crops. The corn crop, an important staple along the parched agricultural zone extending from Iowa to Pennsylvania, is already being affected.

A crash involving two trains and a fire aboard a long-distance bus in China caused a total of 80 deaths in a two-day period late last week, raising questions about that nation's safety culture. [More]

Oslo terrorist Anders Behring Breivik's extensive Internet presence gives us a look inside the inner workings of a madman. Meet a young man obsessed with Muslims, liberals, commercial techno music, and World of Warcraft. Oslo terrorist Anders Behring Breivik, like most nutjobs, had a substantial Internet presence.

Today we are starting a new feature on the Scientific American Blog Network. [More]

Warming in the Arctic is causing the release of toxic chemicals long trapped in the region's snow, ice, ocean and soil, according to a new study. Researchers from Canada, China and Norway say their work provides the first evidence that some persistent organic pollutants (POPs) are being "remobilized" into the Arctic atmosphere.

For the background on what Open Lab is, see this post. [More]

Self-control--the ability to regulate our attention, emotions and behaviors--emerges in childhood and grows throughout life, but the skill varies widely among individuals. Past studies have reported that self-control is partially inherited and partially learned and that those with less self-control are more likely to be unemployed, en

Two decades ago individuals with cystic fibrosis (CF) had an average life expectancy of less than 30 years. A serious hereditary disorder that makes breathing and digestion difficult, cystic fibrosis still cannot be cured, but several drugs and supportive health regimens have helped extend the life span of many people to 40 years or more.

Commerce goes on at an evening market, thanks to a solar-lighting initiative that helps private companies do business in sub-Saharan Africa. | Photograph courtesy of Lighting Africa An innovative program aims to light up off-the-grid Africa by boosting supply and demand for portable solar lamps. FOR NEARLY 600 million people in sub-Saharan Africa, sundown means living, working, and studying by flickering candlelight or polluting kerosene lamps

Gary Hoover is an entrepreneur, writer, speaker and educator. He is the founder of BOOKSTOP and Hoovers, Inc. This is part two of my article series with Gary

Girls and the rest of us aside, diamonds can be a geologist's best friend--especially if that geologist has a mass spectrometer and is looking for clues about what Earth looked like billions of years ago. [More]

By Ewen Callaway of Nature magazine One of the coral species hit hardest by climate change has become the first to have its genome published. [More]

Being green when I was in college meant recycling at most. But the students at Butte College in Oroville, California , will go a lot further, thanks to the Central Valley sunshine. [More]

Anyone who has ever owned an outdoor cat knows that it tends to disappear for hours, sometimes days, at a time. [More]