Thursday - January 22, 2026
A year after undermining Bredt's rule, UCLA scientists have made cage-shaped, double-bonded molecules that defy expectations
January 21, 2026
LOS ANGELES, California, Jan. 21 -- The University of California posted the following news release:

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A year after undermining Bredt's rule, UCLA scientists have made cage-shaped, double-bonded molecules that defy expectations

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Key takeaways

* Chemical bonds are forces that hold atoms together in molecules through shared electrons. The rules governing bonding and the shapes of molecules are often thought to be absolute.

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