Contact
Found a problem, spotted an incorrect result, or have an idea for a tool? Send an email.
Reporting a problem with a tool
It helps to include the tool’s name, what you entered (for example the DOI), what you expected, and what you got instead. Please don’t send personal or confidential information.
Suggesting a tool or a correction
Ideas for new tools and corrections to explanations on the site are welcome. Say what you’d use the tool for, or link to the page and quote the part you think is wrong.
Privacy questions
For questions about how the site handles information, or a request about data we hold, email the same address. The Privacy Policy explains what that data is.