Abstract: DNA microarray technology enables the simultaneous measurement of expression levels of thousands of genes, thereby facilitating the understanding of the molecular mechanisms underlying ...

How much of our genome really matters? Some argue that because most of our DNA is active, it must be doing something important. Others say even random DNA would be highly active. This has now been put ...

U.S. airports are entering a new era of heightened security screening, and for many international travelers, that means a lot more than just pulling out a passport. A new customs and border policy ...