• The Mineseeker Foundation wishes to make it clear that funds for the development of its mine-detecting airship did not and have not “run out”. It is in funds, and development continues – contrary to the impression given by a letter (14 January, p 22). See www.mineseeker.com for a forthcoming announcement of a new initiative.
• We mislocated the Mercury News in San Francisco. Its full name is the San Jose Mercury News, after the California city where it is published (21 January, p 13).
