“In the decades since its founding, RLE has educated outstanding cohorts of young men and young women, and it has pioneered fields that had yet to be imagined in 1946. The gift of this extraordinary history to the RLE of today is a research and learning environment of astonishing intellectual quality and richness.”
—Jeffrey H. Shapiro Seventh Director of RLE
The kilo is dead. Long live the kilo!
posted May 17, 2019 at 11:20 am
An old artifact kept in a vault outside Paris is no longer the standard for the kilogram. Now, nature itself provides the definition. <<more>>