Continuous positive airway pressure (CPAP) therapy is a treatment for sleep apnea that uses a constant flow of air to keep the airway open while a person sleeps. To keep machines clean, doctors ...

Washing clothes is not easy in space. This is due to a lack of water. Astronauts often wear their clothes until they start to smell and then discard them in cargo capsules that burn up in Earth's ...

The concerns have caught the attention of San Diego County Supervisor Paloma Aguirre, who has been vocal about Tijuana River ...