Qu’est-ce que 'Oumuamua ?

En juin 2026, la France traverse sa canicule la plus sévère jamais enregistrée. Un contexte qui nourrit l'éco-anxiété, ce sentiment d'angoisse face à un avenir qui, depuis des décennies, ressemble davantage à Blade Runner ou Black Mirror qu'à une promesse. Pourtant, il existe un ...  Show more

Salut, c'est l'équipe Maintenant Vous Savez ! Si vous vous voulez progresser en anglais en toute simplicité, écoutez Do You Really Know, la version anglaise de notre podcast ! En 3 minutes, on explore des sujets qui vous concernent : argent, conso, société, culture, travail… Tout ...  Show more

A century ago, astronomers were locked in a debate about the scope of our universe. Were we it? The answer is no. There are other galaxies beyond the Milky Way, and they are speeding away from us. Answering that question left astronomers with an even bigger puzzle. Why is everyth ...  Show more

It's our latest roundup of science news! This time, with Ailsa Chang of NPR's All Things Considered, who joins us to discuss three stories that take us on a journey through space — from the sounds of Earth's magnetosphere, to the moons of Jupiter, to a distant phenomenon NASA cal ...  Show more

What is a black hole? Why do we remember the past but not the future? If time had a beginning, does it have an end?

We don’t have the answers to some of the universe’s biggest questions. What we do know often feels bleak, such as the notion that in a billion years there ...

Get ready to explore a 10 billion year old mystery! A closely bound duo of energetic quasars, the hallmark of a pair of merging galaxies, have been discovered when the Universe was only 3 billion years old. What secrets do these quasars hold and why have they lasted so long? Join ...  Show more