In the Middle Ages, sugar was praised for its therapeutic benefits, whereas melon was long considered harmful! The mediaevalist and food specialist Bruno Laurioux recounts the history of the eternal quest for a healthful diet, from antiquity to the present day.

Imagining and preparing for the future in order to guide research and public policy is the very purpose of foresight. A perilous exercise, scientists point out. And one that requires dialogue between disciplines, along with solid models accounting for multiple uncertainties.

In 2015, the historic Paris Agreement, signed by 195 countries, sought to limit global warming to 2 °C. Ten years later, the results have yet to materialize, raising questions regarding the effectiveness of COP meetings, major climate gatherings whose thirtieth edition kicks off Monday in Brazil.

In 2015, the historic Paris Agreement, signed by 195 countries, sought to limit global warming to 2 °C. Ten years later, the results have yet to materialize, raising questions regarding the effectiveness of COP meetings, major climate gatherings whose thirtieth edition kicks off Monday in Brazil.

The myth of Africa as a wild, enchanting continent conceals a reality of nature under glass orchestrated by Western experts, to the detriment of local populations. The historian Guillaume Blanc recounts this little-known story.