Approximately 10x as many scientific documents produced in the U.S. as in S. Korea.[1]<p>Ratio of U.S. to ROK scientists is about 6:1.[2]<p>OK, so # of scientists isn&#x27;t 10:1.  But in terms of scientific activity, the U.S. is far and away more productive.<p>1. <a href="http:&#x2F;&#x2F;www.scimagojr.com&#x2F;countryrank.php" rel="nofollow">http:&#x2F;&#x2F;www.scimagojr.com&#x2F;countryrank.php</a>
2. <a href="http:&#x2F;&#x2F;chartsbin.com&#x2F;view&#x2F;1124" rel="nofollow">http:&#x2F;&#x2F;chartsbin.com&#x2F;view&#x2F;1124</a>