'As the storm approached Alaska, everything went sideways,' leaving people no time to evacuate and little time to prepare. An Alaska meteorologist explains what happened and the challenges ahead.
American colleges and universities have traditionally encouraged free speech. Recent dismissals of professors are eroding their commitment to this core mission.
Companies with relatively many patents and more employees own facilities that tend to release lower proportions of their toxic waste into the environment.
Unprecedented simulations show the formation of space tornadoes capable of causing strong geomagnetic storms around Earth, calling for earlier and more accurate warnings.