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Edda Heinsman

science and technology editor

Edda is a science and technology writer who studied physics and astronomy in Amsterdam. Always curious, she loves to look over people’s shoulders in the lab. So, are you about to start an exciting new experiment? Give her a call!

Campus
On Wednesday, Geothermie Delft's geothermal power plant officially became operational. From now on, part of the campus and three DUWO student flats (Mijnbouwplein, Stieltjesweg and Michiel de Ruyterweg) are now heated with hot water from deep underground. TU Delft buildings and student complexes connected to geothermal energy. (Image: CRE/TU Delft) "Opening a new heat source
Science

On Monday morning 9 February, trains between The Hague and Delft were cancelled and traffic lights were not working due to a power outage. Is this an isolated incident or a sign of an increasingly vulnerable electricity grid? Power grid professor Peter Palensky: “Overall, the infrastructure is improving.”

Science

Humans will soon be heading back to the moon, but the launch of Artemis II, which was planned for this week, has been postponed until March due to technical problems. What makes this launch unique and why is launching so difficult? Five questions for Sebastien Welters from student rocket association DARE.

Science

News from China: an experimental molten salt reactor is said to have run on thorium for the first time. This type of technology is also being developed in Delft. Last week, an agreement was presented for the construction of Europe’s first pilot plant. Nuclear physicist Martin Rohde: “The thorium reactor is the holy grail.”

Science

The first snow of the year has fallen. Is that early, or late? What do we actually know about snow? The KNMI (Royal Netherlands Meteorological Institute) longs for new data on snowflakes. And that is exactly what researcher Nina Maherndl will deliver.

Science

Last weekend, AE alumnus Michiel Kruijff won the audience award at the Wubbo Ockels Innovation Awards with his idea for an aluminium battery. The awards are named after Delft sustainability professor and astronaut Wubbo Ockels, who exactly forty years ago became the first Dutchman to travel into space.

Science

Three Chinese astronauts are stuck in their space station after a possible crash with space debris. What can be done about space debris? Jeannette Heiligers (Astrodynamics & Space Missions) is working on a solution. “Space debris is one of the biggest challenges in aerospace.”

Science

Stories about exploding devices or electric bicycles on fire are hitting the news more often. Should we stop using lithium-ion batteries? Five questions about the danger of exploding batteries to battery expert Erik Kelder (Radiation, Science &Technology, AS).

Science

She’s called the queen of biophysics because of her pioneering research in the field of bionanophysics. After being awarded the Spinoza Prize, Marileen Dogterom is now also the winner of the Professor of Excellence Award 2025. Six lessons from the Professor of Excellence. “I am constantly learning.”

Science

Hydrogen powered aeroplanes, quieter wind turbines, satellite technology and drones. A lot of drones. At the Aerospace Innovation Hub DEMOday (at Aerospace Engineering), start-ups tumble over each other to give the best pitches. They have one thing in common: potential interest from the Ministry of Defence.

Science
The International Astronomical Union has named an asteroid after researcher-lecturer in archaeological materials Geeske Langejans (Faculty of ME). It is a rocky mini-planet measuring approximately one kilometer in diameter. Langejans reacted with surprise: “I received a cryptic message in the evening saying that there was something nice in my email. I didn't open the email
Science

The ‘lab-on-a-chip’ concept is already being widely used in fields such as healthcare. But do these kinds of chips also work in space? Niels Ligterink (assistant professor Aerospace Engineering) is investigating this question. He is receiving a EUR 700,000 subsidy to turn his dream into reality: finding chemical traces of life beyond Earth.