MAD

Based on the provided articles, "MAD" refers to a museum in Paris. It is newsworthy because it is currently hosting an exhibition, "La mode au 18ᵉ siècle. Un héritage fantasmé," focusing on 18th-century fashion. The exhibition is part of a trio of exhibitions in Paris, with the Palais Galliera and Musée Cognacq-Jay also presenting their visions of the 18th century. The articles highlight the ongoing fascination with the 18th century and how it resonates with contemporary aspirations. The museum's current relevance lies in its contribution to the cultural landscape of Paris and its exploration of historical fashion trends. The other article is unrelated and about a chef resigning from a restaurant called Noma.