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Quantum vacuum: a repulsion to put to the testPhysicists at the University of Luxembourg predict a repulsive interaction between atoms. Its dependence on distance recalls gravity, but its origin is electromagnetic and its detection remains to be explored.
Euclid: 31 quasars to understand the Universe’s infancyThe Euclid telescope has discovered 31 very ancient quasars, including two observed when the Universe was just 670 million years old. How do these beacons reveal the first black holes?
At the BnL, choose a book by starting with a questionArtificial intelligence in October, human rights in November, novels in December: the reading room’s selections offer starting points for exploring the collections.
Ethics in sport: a commission with its remit still to be definedThe founding act of the CNES was signed on 11 September. The body is expected to issue opinions and recommendations; its members are due to be appointed on 6 October.
Henri Tudor: the man who made electricity an everyday serviceFrom Rosport to Echternach, Henri Tudor refined electric accumulators before helping bring lighting to towns. The story of a Luxembourg inventor who became a European industrialist.
BepiColombo: Mercury in sight, science in 2027After its transfer module separated, the mission is preparing to arrive in orbit around Mercury. Orbital capture and the start of observations remain two distinct stages.
European forests: hectares don’t tell the whole storyA satellite study distinguishes the area affected from the biomass lost. This difference changes how damage is interpreted, without providing a complete carbon balance.
Swift: the attempt to rescue it in orbit failed to achieve its goalThe LINK mission ended without raising the observatory’s orbit. NASA has drawn technical lessons from it, while acknowledging that its main objective was not achieved.
Growing food for the Moon: three agencies start with a ground-based demonstratorNASA, the Canadian Space Agency and DLR are preparing joint work on crops in controlled environments. The announcement on 30 September concerns a preparatory step, not a greenhouse already installed on the Moon.
DAVINCI: why NASA is preparing a probe for Venus’s 465°C heatA DAVINCI capsule has withstood 465°C six times in ground tests. NASA wants to understand how Venus evolved and whether it once had liquid water.
Beneath Greenland’s ice, a network of valleys comes into focusA new method infers the buried terrain from subtle deformations in the ice surface. Nearly 2,000 valleys have been mapped, around a third of them newly identified.
Mistral and ESA: artificial intelligence enters the space workshopThe European Space Agency and Mistral want to deepen their cooperation. Behind the announcement lies a practical challenge: helping teams make use of their knowledge without losing control of the data or the decisions.