Left-hemispheric and right-hemispheric strokes have different characteristic symptoms; for instance, left-hemispheric stroke can cause aphasia, whereas right-hemispheric stroke is associated with ...

U.S. countries may feel the sting. For Colombia, that first taste has already come, and the results bode well for the future ...

Steve Bannon and others in Trump's orbit weigh in on the U.S. president's recent actions and what it could mean for Canada's future.

In the study, "Multispecies migratory connectivity indicates hemispheric-scale risk to bird populations from global change," ...

Audubon scientists developed a new framework to understand threats to migratory species and found that birds traversing the ...