While her colleagues calculate flood risks and think of ways to manage water flows, Dr Martine Poolman took some crayons and asked people to draw river banks, little cars, houses and cows.

Professor Andrzej Stankiewicz has received the prestigious Advanced Investigator Grant from the European Research Council. He wants to play snooker with molecules.

Name: Klaus Jäger (27)
Nationality: Austrian
Supervisor: Professor Miro Zeman (section photovoltaic materials and devices, faculty of Electrical Engineering, Mathematics and Computer Science)
Subject: Advanced light trapping in thin-film silicon cells
Thesis defense: In two years

“Sustainable energy is a passion of mine.

“I made this picture on Kangaroo Island, on a cliff facing the Southern Ocean. This spot is known for its remarkable granite boulders, eroded by fierce weather.

Transforming sunshine into fuel may seem like an engineer’s pipedream, but Science reports that researchers from CalTech in California and ETH in Zürich have actually produced hydrogen and carbon monoxide by “thermochemical dissociation of CO2 and H2O”.

Tweezers that can work ‘round the bend’ could make knee operations faster and safer. Recent graduate Tim Nai’s design of these tweezers won him the Wim van der Hoek Constructor’s Award.