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Science8 janvier 2021
© Nasa / AfpRetour vers le futur
Seconde intercalaire : et le temps s’accéléra littéralement en 2020
En 2020 et pour la toute première fois depuis le début des mesures il y a 50 ans, la Terre a tourné plus vite qu'à son habitude. Les scientifiques estiment que ce phénomène sera également constaté en 2021. Faudra-t-il recourir à une seconde intercalaire pour réajuster le temps ?
Seconde intercalaire : et le temps s’accéléra littéralement en 2020
avecAnna Alter