Chicken has real nutritional drawbacks, from high omega-6 fats to lower iron, but is it actually the worst meat you can eat? Here's what the evidence shows.
Power lines are mostly aluminum wrapped around a steel core. Here's why, plus what insulators, underground cables, and newer composite conductors are made of.
Tap water is a homogeneous mixture, not a pure substance. Learn what minerals and chemicals are actually dissolved in your water and why it varies by location.