Pin trading has become a hallmark of the Olympics in recent decades — and not just for athletes. An official trading center ...

This sign seems to have struck a chord within the community, not just because of its blunt message but the form it’s riffing on: a familiar red municipal sign highlighting snow emergency routes, ...

Scientists have found that keratin, the protein in hair and skin, can repair and protect tooth enamel. The material forms a mineralized layer that halts decay and restores strength, outperforming ...

The safety pin is a small domestic object that appears settled and complete, yet it carries a design feature that invites repeated questions. The circular hole at the end of the clasped arm has ...

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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 ...

The humble safety pin has transformed into a major fashion accessory in 2025, evolving from its punk origins to symbolize solidarity and quiet strength. This versatile trend, embraced by Gen Z and ...

The NJ Coffee Festival is a little more than two weeks away and tickets for the Saturday sessions are almost gone. NJ.com’s second coffee festival is a two-day event, happening Saturday, Nov. 1 and ...

Toothpaste made with hair could repair damaged teeth and stop the early stages of decay, a new study has found. Scientists at King's College London discovered keratin, a protein found in hair, skin ...

In a new study published today, scientists discovered that keratin, a protein found in hair, skin and wool, can repair tooth enamel and stop early stages of decay. The King’s College London team of ...

Starting today, April 24, Apple Stores around the world are giving away a special pin for free to customers who request one, while supplies last. Photo Credit: Filip Chudzinski The enamel pin's design ...