QUESTIONS

Q: Were the Finns Vikings?

Edward Myers, Keswick, Cumbria.

Q: DNA is represented as a spiral. Is this a rare form of molecule?

Adriana Heguy, Leicester.

Q: On one day in 1930, the BBC famously reported: ‘There is no news.’ But did anything newsworthy happen that day?

Ian Chamberlain, Crewe, Cheshire.