You can’t turn charcoal and peanut butter into a crystal. Especially not at home by heating charcoal and putting it in peanut butter. However, scientists can turn many carbon-rich substances into crystal in a lab.
A broad category referring to the study of the physical universe including nature and biology.
Cows are on of the top emitters of greenhouse gases. A single cow on average release between 70 and 120 kg of methane (a greenhouse gas) per year. Meanwhile, there are roughly 1 – 1.5 billion cows on earth as of 2018.
Red, orange, yellow, and green bell peppers are all the same type of bell pepper, they are just in different stages of ripeness. Bell peppers start green and then ripen to yellow and orange and then finally to red.
Every part of the human tongue can sense all five basic tastes. The tongue map many know from school is a incorrect and is based on a misunderstanding of an old study.
Proof-of-work mining (the type of mining used for Bitcoin and other cryptocurrencies) has some negative environmental impacts… as do the systems behind most other mediums of exchange.