Many American physicists are worried that the United States is losing its edge in their discipline, The New York Times reported. The article cites instances in which key breakthroughs by American scientists must be followed by work in Europe or elsewhere because of a lack of support in the United States. “While it’s great to support other missions,” Adam Riess, a Nobel laureate at Johns Hopkins University, told the Times, "it would be disappointing to see the U.S. lose or outsource its own leading role in one of the hottest areas of research.”