Using models similar to those used in weapons research, scientists may soon know more about exoplanets, those objects beyond the realm of our solar system. Astronomers have come up with new methods ...

While prokaryotic cells do not have membrane-bound structures, they do have distinct cellular regions (Figure 1). In prokaryotic cells, DNA bundles together in a region called the nucleoid. Primitive ...

Journal of Biological Chemistry study uses tuberculosis bacteria to crystallize inactive state. A group of investigators has taken a significant step toward determining what controls the switching on ...