From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.
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Wait... aliens are real?

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Professor Brian Cox debunks rumours that the interstellar object 3I/ATLAS is an alien spacecraft, explaining why the 7-billion-year-old comet is a 'fascinating' natural phenomenon.
Scientists say the colour shift in interstellar comet 3I/ATLAS is due to gases in the comet's coma reacting to solar heat.
The controversial Harvard astronomer is one of the main sources of the "alien mothership" hypothesis. This is what he thinks, ...
Physicist Brian Cox says he’s disappointed to see people focus on alien theories when discussing 3I/ATLAS, which he notes is older than Earth ...
Interstellar object 3I/ATLAS nears Earth with a bizarre 'anti-tail' and 14 anomalies. Is it a comet or alien tech?
Did NASA hide real images of 3I/Atlas after its Mars flyby? A viral theory claims alien links as a spacecraft falls silent, ...
Until then, all nine episodes of Pluribus can be streamed on Apple TV.
Vine Gilligan's sci-fi series Pluribus still has many mysteries left to be solved, and fans have come up with some intriguing ...
Brian Cox once toured as a keyboardist in major rock and pop bands. Now he’s a particle physicist on a new world tour with a ...
The sci-fi series Alien Nation, which starred Gary Graham and Eric Pierpoint, was a futuristic cop show that deserved more ...