(FILES) This photograph shows a Exail logo on a rover equipped with a quantum sensor mapping the subsurface of a parking in Reims, north-eastern France, on April 22, 2026. The French-Belgian group Exail Technologies, a specialist in mine-hunting drones and navigation systems, announced on July 3, 2026, that talks initiated with a view to its acquisition by the French engine manufacturer Safran have come to an end. (Photo by Sameer Al-DOUMY / AFP via Getty Images)