If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

Figure 1: Analytical study of one-dimensional chains of resonant point scatterers. Starting from this unit cell that creates the single negative property, we build two new configurations just by ...

When evaluating a patient who is unhappy with his or her cataract surgery yet has good Snellen visual acuity, we should approach the patient like one who is unhappy with a new pair of glasses.

Rainbows, a spectacle of vibrant colours painted across the sky, are often seen as semicircles due to the horizon obstructing our view. However, these mesmerizing arcs are actually full circles formed ...

Diamond is an allotrope of carbon, transparent and is one of the hardest materials known. It is crystalline in nature and has three dimensional arrangement of carbon atoms linked together by strong ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

Scientific American is the authority on science and technology for a general audience, with coverage that explains how research changes our understanding of the world and shapes our lives. First ...