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On the Web17 articles archived since 1845

Special Report on Zika

As the Zika virus continues to spread, Scientific American explores efforts to contain the threat and develop an arsenal to defend against it.
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June 1, 2016

Epic Math Battles

Which is larger: the number of Legos needed to build a life-size Egyptian pyramid or the number of trees on the earth? Test your estimation and calculation skills. Go to

May 1, 2016

Friends & Family Savings Event

Special 20% off most items on our site. Limited-time only!