"The pace of change we’re seeing today is unlike anything we know of in the past 66 million years," said ecologist Jack Hatfield.

Scientists debate whether current extinction rates mark a planet-wide crisis or reflect a more nuanced reality, highlighting ...

U.S. crude oil export ban, a development that helped launch North America into the top echelon of global oil suppliers while ...

Mr. Market is currently offering some highly compelling bargains in the high-yield space. Read about the two opportunities I ...