Why Leaves Are Magnetic Nowadays

It would appear that the same pollution particles that wreak havoc in our bodies also have adverse effects on plants. Scientists have recently discovered that emission particles that lay on tree leaves leave behind a small trace of magnetism in the plants. The phenomenon is more clearly visib... [ read more >> ]

SEM image of an iron-oxide sphere of pollution produced by combustion, and collected with a double-sided tape collector

Image comment: SEM image of an iron-oxide sphere of pollution produced by combustion, and collected with a double-sided tape collector
Image credits: Rachel Housen / Whatcom Middle School / Bellingham High School

SEM image of an iron-oxide sphere of pollution produced by combustion, and collected with a double-sided tape collector
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