Instructional Video9:47
SciShow

Why These 5 Rocks Actually Glow

12th - Higher Ed
If you're lucky enough to find a glowing rock, it likely doesn't mean you're the chosen one. In fact, it could have to do with one of these five phenomena! Learn about the quantum mechanics of glowing rocks in this new SciShow Episode...
Instructional Video9:47
SciShow

How 5 Rocks Get Their Glow

12th - Higher Ed
If you find a glowing rock, it probably doesn't mean you're the chosen one. If it's one of these five phenomena, it's quantum mechanics, not narrative significance.

Cha
pters

View all

FLUOR
ESCENCE
...
Instructional Video2:30
Professor Dave Explains

Practice Problem: Solubility Product Constant Calculations

9th - Higher Ed
We've learned that there are ionic solids that are insoluble in water, and while for the most part that's accurate, we are bending the truth a little bit. Even compounds that are totally water insoluble will still dissolve a teeny tiny...