How Franklin's single-fluid theory changed ideas about electricity

Benjamin Franklin saw electricity as one substance

Benjamin Franklin proposed that positive and negative electricity were two states of the same electrical substance, rather than two separate fluids. He also helped establish the idea that electric charge is conserved.

Termite-inspired design cut Eastgate’s energy use

90%

The Eastgate Development in Zimbabwe used a design inspired by termite mounds. Its energy use fell by 90% through passive cooling, which reduced its reliance on conventional air conditioning.

Waiting to clamp can benefit full-term babies

At Least 1 Minute

For a healthy full-term newborn, waiting at least one minute to clamp the umbilical cord improves early hemoglobin levels and birthweight, and supports iron reserves through six months. The delay does not increase the mother's risk of bleeding after birth.

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How Franklin's single-fluid theory changed ideas about electricity

Benjamin Franklin saw electricity as one substance

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