According to the National Institutes for Health, asthma is a chronic lung disease affecting more than 300 million people worldwide—25 million in the U.S. alone, including 7 million children. Because it inflames and narrows the airways, the disease significantly affects quality of life, causing recurring periods of wheezing, chest tightness, shortness of breath and coughing.
The incidence of asthma… Read more
In the field of physics, everything that has mass and takes up space is matter. Active matter consists of many self-propelled entities uniting to create large-scale structures and movements, such… Read more
Although the North American quaking aspen tree is a time-honored local icon here in Flagstaff, it has the broadest distribution of any tree on the continent, growing from coast to coast across the U.S. and Canada. It’s also a close relative of the Eurasian trembling aspen, which can be found in Europe, Asia and parts… Read more
When 51 Pegasi b was the first planet orbiting a Sun-like star discovered outside our solar system in 1995, the question of whether life exists in other corners of our galaxy shifted from, “Do exoplanets exist?” to “How do we recognize whether an exoplanet can support life?”
Since then, NASA’s Kepler mission and ground-based surveys of exoplanets have revealed… Read more
Nearly 4 children in 1,000 are afflicted with cerebral palsy (CP), making it the most common cause of pediatric physical disability in the U.S. This neurological disorder, typically caused by damage to the brain before birth, affects a child’s muscle control and coordination and often makes walking extremely difficult. What’s more, children with… Read more
For many Americans, having 24/7 access to fast, easy, affordable Internet connectivity is a ubiquitous part of daily life. Because Internet providers are not financially motivated to invest in the infrastructure required to provide access in remote, rural regions, however—especially for thousands of Indigenous people living on Tribal lands in the U.S. and Canada—Internet connectivity… Read more