The colors of rubies and emeralds are so striking that they define shades of red and green—ruby red and emerald green. But ...

This is because the soil's pH affects the plants' ability to absorb aluminum ions — a key factor in the color shift. As such, ...

We’ve all seen brightly-colored pieces of aluminum and can identify them as anodized. But what does that mean, exactly? A recent video from [Ariel Yahni] starring [Wawa] — a four-legged ...