Originally published on Thu March 14, 2013 1:47 pm
Monarch butterflies that once covered 50 square acres of forest during their summer layover in central Mexico now occupy fewer than 3 acres, according to the latest census.
The numbers of the orange-and-black butterflies have crashed in the two decades since scientists began making a rough count of them, according to Mexico's National Commission of Natural Protected Areas.
At a news conference Wednesday, the commission said the count was down 59 percent from December 2011 levels, when the insects filled 7.14 acres of fir trees in central Mexico.
"Scientists working with data from a large particle accelerator in Europe are now almost certain they have pinned down the elusive sub-atomic particle known as the Higgs Boson," NPR's Joe Palca tells our Newscast Desk.
Or, as it's also known, the "God Particle" (more on that moniker below).
Dunkin' Donuts is changing its recipes — though you may not notice much difference the next time you bite into a cruller. In response to pressure from one of New York's top elected officials, the company recently announced that it will set a goal of using only 100 percent sustainable palm oil in making its donuts.