• The picture illustrating the Insider article on Scandinavia (UK edition, 14 March, p 50) was actually UNIS, The University Centre in Svalbard, Norway.
• In “Surviving in a warmer world” (28 February, p 28) we said that you could use “solar energy to split water in fuel cells”. We meant to say “using solar energy to split water to provide hydrogen for fuel cells”.
• Our image of edible seafood depicted squid, not jellyfish as the caption said (7 March, p 43).
• Energy costing the Earth? We twice referred to terrawatts rather than terawatts (28 February, p 40 and 14 March, p 42).
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• Colossus was used to decrypt messages enciphered on the Lorenz teleprinter machine, not Morse code messages (14 March, p 48).
