Powerful tornadoes like the one that leveled parts of an Oklahoma City suburb have varied widely in number in the past three years, for reasons that can’t be blamed on climate change, a federal researcher said.
Chesapeake Energy Corp. is hiring an Anadarko Petroleum Corp. engineer who oversaw oil projects around the world to slash costs and transform a corporate culture forged by Chesapeake’s wildcatting co-founder.
Chris Bishop paces as he beams the world’s biggest laser at a peppercorn-sized fuel pellet, a crucial step toward fusing hydrogen atoms to replicate the explosive power of the sun, stars and thermonuclear weapons.
Railroads in the U.S. such as Union Pacific Corp. and Burlington Northern Santa Fe may be rolling past the record slump in coal volume as costlier natural gas and summer weather rekindle demand from the nation’s power plants.
New York City temperatures are expected to rise above 70 degrees this week for the first time since October as a cooler-than-normal weather pattern breaks, starting the transition to springlike temperatures.