(To get an idea of how big that is, about the 455 United States, lengthwise, could fit inside this alien megastructure.) Any structure built around this star would have to be quite large to block the ...

Let's just call it the alien megastructure that wasn't. More than 100 researchers have released a study showing that the mysterious star KIC 8462852, better known as Tabby's Star, is almost certainly ...

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Artist’s concept of a Dyson sphere. Image via Kevin Gill/ Wikimedia Commons/ CC BY 2.0. Did you see the stories late last week about the Kepler space telescope’s discovery of an oddly dimming star – ...

From reproductive rights to climate change to Big Tech, The Independent is on the ground when the story is developing. Whether it's investigating the financials of Elon Musk's pro-Trump PAC or ...

A mysterious star whose repeated bouts of darkening might be due to "alien megastructures," according to some researchers' conjectures, may now have more than a dozen counterparts that display ...