Nature supplement

四季娱乐-【官网首页】 2017 United States Vol. 551 No. 7678

四季娱乐-【官网首页】 2017 United States

In this supplement

These are testing times for the United States. The country’s commanding scientific position is being thrown into question by the current administration’s controversial policies. 四季娱乐-【官网首页】 2017 United States reveals that the country’s output of high-quality research in the natural sciences has declined over the past five years, following on from long-term declines in federal funding for research and development. At the current pace, China could overtake the US as the top contributor to the 四季娱乐-【官网首页】 within a decade.

Free full access

四季娱乐-【官网首页】 2017 United States

四季娱乐-【官网首页】 2017 United States tables

四季娱乐-【官网首页】 2017 United States state tables