Just like in The Hitchhiker’s Guide to the Galaxy, the answer was 42.
An international team of scientists have recalculated the curves used for radiocarbon dating – a key method for archaeology and environmental science – for the first time in seven years.
New research has prompted warnings that melting Antarctic ice can trigger effects on the other side of the globe.
The dominant theme of Australia’s drought history is variability, write Patrick Baker, Chris Turney and Jonathan Palmer.
