A machine learning analysis of wild lion audio reveals they have two roar types, not one. This insight might help detect where lions are declining.

Funding uncertainties are pushing U.S. space scientists out of the field and putting existing and future space missions on the chopping block.

The moss species Physcomitrium patens is the latest organism to survive an extended stay in the vacuum and radiation of space.

People with Gulf War Illness found relief from migraines after a month on a low-glutamate diet, hinting at a new way to ease symptoms.