The first joint Secretary of the <a href="https://en.wikipedia.org/wiki/Royal_Society" id="mwTw" rel="mw:WikiLink" title="Royal Society">Royal Society</a>, <a href="https://en.wikipedia.org/wiki/Henry_Oldenburg" id="mwUA" rel="mw:WikiLink" title="Henry Oldenburg">Henry Oldenburg</a>, publishes the first issue of <i id="mwUQ"><a href="https://en.wikipedia.org/wiki/Philosophical_Transactions_of_the_Royal_Society" id="mwUg" rel="mw:WikiLink" title="Philosophical Transactions of the Royal Society">Philosophical Transactions of the Royal Society</a></i>, the world's longest-running scientific journal.