Ah yes, pausing ghostery seems to fix it.
Clicking the "Donate now" button under "PayPal or Credit Card" does not seem to do anything other than refresh the page.
(browser Firefox 48.0 , OS Ubuntu)
We know that whatever they did led to Paris and Brussels
Correlation / Causation?
I have taken the survey.
It remains extremely likely that the em drive will turn out to either not work or work only by known-but-improperly-accounted-for physics (see also: Pioneer anomaly).