Nation-World

Decades of climate change have taken a toll on ocean ecosystems – and it could take millennia for them to bounce back, according to new research.Joseph Dussault
McDonald's says it's raising pay for workers at company-owned U.S. restaurants, making it the latest employer to sweeten worker incentives in an improving economy. Candice Choi
OPEC and lower global oil prices delivered a one-two punch to the drillers in North Dakota and Texas who brought the U.S. one of the biggest booms in the history of the global oil industry.Jonathan Fahey
Luc Van Ho slips through a tangled thicket of jungle, graceful as a dancer. A blanket of dried bamboo and melaleuca leaves on the forest floor barely crackles beneath his bare feet. Only the smell of cigarette smoke betrays his presence.Rachel Nuwer
The White House on Tuesday unveiled President Barack Obama’s blueprint for cutting U.S. greenhouse gas pollution by nearly a third over the next decade.Coral Davenport
The White House, which halted weapons transfers to Egypt in mid-2013 to protest a military takeover and harsh political crackdown there, reversed course Tuesday and announced a quick infusion of military aid to help Cairo respond to mounting turmoil in the Middle East.W.J. Hennigan and Laura King
Andrew Getty, an heir to the Getty oil fortune, was found dead at his Los Angeles home Tuesday. Los Angeles police were investigating. Getty's parents Ann and Gordon Getty confirmed his death late Tuesday night in a statement.Matt Hamilton
The government’s case against Dzhokhar Tsarnaev, the admitted Boston Marathon bomber, ended Monday where it began, with a raw, wrenching account of the carnage wrought nearly two years ago by Tsarnaev on Boylston Street.Katharine Q. Seelye
The Arkansas Legislature on Tuesday passed its version of a bill described by proponents as a religious freedom law, even as Indiana’s political leaders struggled to gain control over a growing backlash that has led to calls to boycott the state.Campbell Robertson,Richard Perez-Pena
The one-day extension came with a White House warning that the Obama administration was prepared to step back from its diplomatic efforts if it concluded that the initial accord could not be reached.David E. Sanger and Michael R. Gordon