When War of the Worlds premiered this summer, moviegoers expected sci-fi warfare — not a masterclass in corporate co-op self-promotion. Yet beneath the special effects and explosions, something more ...

Pregnancy puts higher oxygen demands on the body, so expectant mothers breathe significantly more air over the course of a day. When air quality is bad, they're also breathing in more harmful ...

Cosmic rays are high-speed particles created by supernova explosions and other space interactions, carrying elements that can ...