Rolls-Royce, Uber, and others are racing to build a flying car. 

The Chevy Suburban owned by House Speaker Paul Ryan is eaten by woodchucks.

Zambia proposes to let trophy hunters kill 250 hippopotamuses a year. 

Eight endangered black rhinoceroses die after being moved to a reserve in southern Kenya in a repopulation effort. 

U.S. wildfires are increasing in size.

California’s Ferguson Fire has grown to 17,000 acres, threatening Yosemite National Park.

Air quality in the national parks is no better than in the 20 largest cities.

Reductions in fine particle air pollution from coal-fired power plants, automobiles, and manufacturing are offset by a rise in particulate matter from wildfires.

After invasive rats were removed from Palmyra Atoll, a U.S. national wildlife refuge in the South Pacific, there was a 5,000 percent increase in native trees. 

The Interior Department’s inspector general is investigating a real estate deal in Whitefish, Montana, involving Interior Secretary Ryan Zinke and the chair of the oil services company Haliburton. 

Fossil fuel companies have spent nearly $2 billion since 2000 lobbying the government not to take action on climate change, outspending climate activists by a factor of 10:1.

Samples of plutonium and cesium left on the back seat of a rental car in a high-crime area by two Department of Energy security experts are stolen. 

Drought in Ireland reveals a previously unknown henge—a circular enclosure 200 meters in diameter—dating to about 2,500 BC. 

Scientists find a dozen new moons circling Jupiter, bringing the planet’s total number of moons to 79.