Does your penny have these small features? It could be worth thousands

Spoiler alert: Your pennies may not be worth much more than the aforementioned freebies. That is, of course, dependent on a ...

How much will the last penny go for at auction? It's an eye-watering number

Will your old pennies be more valuable now that the government has stopped making them? You shouldn't bank on it.
C&EN

Effects of Copper, Lead, and Cadmium on the Sorption of 2,4,6-Trichlorophenol Onto and Desorption from Wheat Ash and Two Commercial Humic Acids

State Key Laboratory of Environmental Chemistry and Ecotoxicology, Research Center for Eco-Environmental Sciences, PO Box 2871, Beijing 100085, China, State Key Laboratory of Lake Science and ...