Active areas include: Hypervelocity impacts on rock, sand, ices, and water to simulate impact events in the Solar System. This covers: Cratering, catastrophic disruption of targets and survival of projectile material after impacts. Impact phenomena relevant to astrobiology are also covered.
Post-retirement he still teaches PH508 (Spacecraft systems and science, year 2. Spring semester) and PH608 (Martian science, year 3, Autumn semester).
Currently Emeritus Supervisor of 3 PhD students.
He has had 10 successful PhD supervisions as main supervisor, and supervised 16 MSc by research.
Has published over 200 refereed journal papers and given over 100 conference talks and over 30 departmental colloquia/guest seminars/other talks. He is also a member of the STFC Solar System Advisory Committee, (2020 - 2022).