National (U.S.)

"DAMASCUS, Va. -- This is a heck of a bad time for the hellbender."

"TransCanada Corp., which says Keystone XL will be the safest pipeline ever built, isn’t planning to use infrared sensors or fiber-optic cables to detect spills along the system’s 2,000-mile (3,200-kilometer) path to Texas refineries from fields in Alberta."

"The latest domestic energy boom is sweeping through some of the nation's driest pockets, drawing millions of gallons of water to unlock oil and gas reserves from beneath the Earth's surface."

"If things were this bad in the late 1770s, George Washington’s starving Continental Army might never have made it out of Valley Forge."

"Are pro-mining forces trying to sway the Environmental Protection Agency on Pebble Mine?"

"President Barack Obama may be just a month away from releasing the second-term climate change strategy that activists and donors are waiting impatiently for, although the details and timing appear to still be in flux."

"To protect profits threatened by a lawsuit over its controversial herbicide atrazine, Syngenta Crop Protection launched an aggressive multi-million dollar campaign that included hiring a detective agency to investigate scientists on a federal advisory panel, looking into the personal life of a judge and commissioning a psychological profile of a leading scientist critical of atrazine."

"A solar-powered plane nearing the close of a cross-continental journey landed at Dulles International Airport outside the nation’s capital early Sunday, only one short leg to New York remaining on a voyage that opened in May."

"There's fresh evidence that the chemical bisphenol A, or BPA, may play a part in childhood obesity."

"Could your driveway be making you sick? Mounting research suggests it could. It's prompting more cities, states and businesses to ban a common pavement sealant linked to higher cancer risks and contaminated soil."