natural sciences
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Do Houseplants Actually Filter Your Air?
Plants are pretty wonderful, providing us with food, shade, and breathable air, but they aren’t magical. Yes, rainforests are vital for our ecosystem because they filter carbon out of the air and create oxygen — but any notion that houseplants can be used to filter toxins out of the air in our homes is, as…
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Not All Salt Is the Same
If you’ve ever taken a basic chemistry course, you know the substance we casually call “salt” is merely one kind of salt. A salt is simply a chemical compound consisting of a positively charged ion (a cation) and a negatively charged ion (an anion). The salt we typically sprinkle on our food is sodium chloride…
