Expect fun, friends and more than a little mayhem at the annual RAS picnic on 21 July 2019

Micheal Feast was an Editor for the RAS journal Monthly Notices for 25 years before his retirement aged 91 in 2018. His Obituary describes a thoughtful colleague as well as a distinguished scientist

Whistlers and chorus are plasma waves in the upper atmosphere; Nigel P Meredith describes how converting them to sounds opens the doors to a wide range of outreach activities with artists and gamers.

Seismology has the potential to locate nuclear tests, including those carried out by North Korea. The British Geophysical Association devoted their main annual meeting to the challenges of supporting global security.