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Voir la vidéo de Ana Martins and ocean coloursAstro & EspaceVoir la vidéo de Ana Martins and ocean colours08:16Space girls space women

Ana Martins and ocean colours

From space, Ana Martins, head of the oceanography department at the University of the Azores in Portugal, studies ocean colours using the visible spectrum of electromagnetic radiation to observe marine currents and infer properties such as phytoplankton presence, water temperature and salinity. Thanks to satellite oceanography, Ana has reconciled her two passions: space and the ocean.

Voir la vidéo de Rain checkFondamentalVoir la vidéo de Rain check02:51The black box

Rain check

One can protect oneself from water thanks to the hydrophobic surfaces like that of the lotus leaf, or thanks to the calefaction. In these two phenomena, the water levitates at almost normal temperatures. That opens up many possibilities! An episode of the series "The black box".

EnquêteHistoire des sciences

Sports special

Has doping disappeared? What can science do to improve performance? Do female athletes compete on equal terms with male athletes? How are athletes preparing for global warming? And by the way, is sport really medicine? To coincide with the Paris Olympic and Paralympic Games, Science Actualités presents a “100% sport” edition.

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