What is soil pH? Soil pH is a way to measure acidity or alkalinity, be it lawn or garden soil. It is measured in pH units on a scale from 0 to 14. Extreme acidity is at the low end of the scale, while extreme alkalinity is at the top end. Lawn soil pH at the midpoint (7.0...
The interaction between flying insects and artificial light, is such a common occurrence that it has inspired the saying “drawn like a moth to a flame”1. Artificial light is an ancient method to trap insects, with the earliest written records dating back to the Roman Empire around 1 AD2,...
At the very least we must ask why those at the DoD and JCS could be caught signing and dating a conspiracy to commit unspeakable terrorism to justify an unjust war and not only avoid criminal charges, but remain employed within the US government. We must also ask ourselves why US policymak...
Every lithium-ion battery is made of sheets of positive (lithium cobalt oxide) and negative electrodes (carbon), with perforated separators between them, wound in tight, overlapping spirals. During charge, the ions move in the direction of the negative electrode and during discharge, they move ...
“Carbon dioxide is a strong greenhouse gas, so it really was the leading candidate to explain the drying out of Mars,” said Kite, an expert on the climates of other worlds. “But these results suggest it’s not so simple.” Possible Explanations for Mars’ Drying Out ...