The only countries that will really learn more if [U.S. nuclear] testing resumes are Russia and, to a much greater extent, ...

Some scientists are concerned that the Trump administration will use “junk science” when reviewing mifepristone’s safety ...

Immunologist Zachary Rubin explains how the World Health Organization decides which strains of influenza end up in annual flu ...

An analysis suggests Nanotyrannus is a separate, smaller dinosaur that lived alongside T. rex, settling a 30-year debate ...

Seismometers picked up the ferocious winds and waves of Hurricane Melissa, showing how the tools can be used to better ...

Vosshall and colleagues say that this is a lock-and-key mechanism, in which the gonostyli serve as the key to open the female ...