5 Science Surprises for Spring

In the spring, many minds turn to thoughts of . . . science, of course! Anyone can let you in on the birds and the bees. But only a special, springtime hit of KnowledgeNews will tell you why the bears didn't wake up from hibernation, make you grateful you cut your grass just once a week, and fill your head with petrichor--the smell of spring rain. All that, and a frank talk about the birds and the bees, too.

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