ScienceDaily

Life uses 4 DNA letters. Scientists just made 8 work

Researchers at UC San Diego have demonstrated that a key cellular enzyme can accurately read an eight-letter genetic alphabet, doubling the four letters used by all known life on Earth.

This is a short WorldPing brief. The full report was published by ScienceDaily.

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Have scientists discovered a dark matter particle?

Dark matter is an invisible substance that is said to bind the universe; scientists may have found new signs of it.

Brief by WorldPing · Original reporting by Al Jazeera