Luxembourg City police conducted targeted patrols on Wednesday after a spate of muggings that plagued the capital in recent weeks.
Already deployed in neighbouring countries, the Nutri-Score system has now been authorised for use in the Grand Duchy.
Austrian Airlines cancelled a Vienna-Moscow flight on Thursday, saying Russian authorities had not approved a route change for the plane to be able to avoid Belarusian airspace.
Papers and a diverse range of personal items belonging to the late British astrophysicist Stephen Hawking have been acquired by Cambridge University and a UK museum group.