More than 5,000 people attended the University of Southampton's Science and Engineering Day.
The event on March 15 saw visitors explore previously unseen university facilities and engage with hands-on activities.
Families from across the south of England, and further afield, flocked to the university's Highfield and Boldrewood campuses where more than 150 activities were on offer.
Cutting-edge research facilities such as the μ-VIS X-Ray Imaging Centre, which houses some of the UK's most powerful X-ray scanners, were open to the public.
A smart fibre optic high power photonics lab, the 140-metre-long towing tank, the high spec wind tunnel, and a flight simulator were also accessible.
Family-friendly activities included a teddy bear hospital, making a bat box, laser shows, an inflatable planetarium, slime making, and the exploration of fossils, microscopes, and an AI Orchestra.
The festival, which has been running for over 20 years, is part of the university's wider Southampton Science and Engineering Festival and British Science Week.
Dr Ben Littlefield, head of public engagement at the university, said: "This year’s Science and Engineering Day has been one of our biggest yet and has been a huge success.
"This festival is about joy, curiosity and connection.
"It has been wonderful seeing so many visitors welcomed on to campus where they have encountered the research, stories and people behind some of the incredible work at the university and across our region."
In September 2026, the university will be hosting the British Science Festival, bringing 100 free events, exhibitions, performances, and installations to the city, celebrating ideas and stories at the heart of science.
Dr Littlefield added: "This year’s festival is also a fantastic lead-up to our hosting the British Science Festival with our partners across the city of Southampton next year – we can’t wait!"
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