Valencia High School senior Madison Villella knows all about rigorous academics — and her fair share of late-night study ...

Wildfire smoke, which is increasing in the Northern Hemisphere as the climate warms, attacks nearly every system in the body.

A blood test may predict if apparently healthy older adults are likely to develop Alzheimer’s symptoms in the next five or 10 ...

A Virginia family-run business is making the case for rainwater harvesting in the world’s biggest data center hub, based on ...

Wildfire smoke isn't the only threat to your indoor air. We tested 25 indoor air quality monitors to find the best models for ...

Numbers one through nine are written out; 10 and up are digits. This can be confusing because you can switch between writing out numbers and digits in the same sentence. EXAMPLE: There are eight ...