Are we alone? The search in exoplanets for life beyond earth

Are we alone? The search in exoplanets for life beyond earth

Until the mid-1990s, the question of planets beyond our solar system was largely left to science fiction. Then, in 1995, Swiss astronomers Michel Mayor and Didier Queloz discovered 51 Pegasi b, a planet orbiting a star 50 light-years away. It was a gas giant, nothing like Earth, but it opened the floodgates.  Today, thanks to […]

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Can you travel back to the past? Films say yes, science isn’t so sure

Can you travel back to the past? Films say yes, science isn’t so sure

Time travel has been part of the popular imagination for long. From science fiction classics like The Time Machine and Back to the Future to contemporary films like Interstellar played on the notion of slipping through time — whether to witness the past, and even be a part of it, or to glimpse the future. […]

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