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Science & Vie Junior Hors Série (Digital)

Science & Vie Junior Hors Série (Digital)

1 Issue, HS No. 139

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UN SIGNAL REÇU?

Depuis 1960, date des premières écoutes du ciel, aucun signal convaincant n’a été détecté. Mais les scientifiques ont failli y croire une fois! Le 15 août 1977, l’astronome Jerry Ehman, chargé d’analyser les données du radiotélescope Big Ear, de l’université de l’Ohio, aux États-Unis, reçoit un signal d’une puissance inhabituelle. Son origine, longtemps restée inexpliquée, a probablement été identifiée en 2019 : il s’agirait d’une comète qui passait devant le télescope précisément à cette date.…
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Science & Vie Junior Hors Série (Digital) - 1 Issue, HS No. 139

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