The easiest way to time travel is more simple than you realise - and it doesn't involve any fancy equipment, say scientists.
A star system located 3,000 lightyears away is set to explode soon, promising a rare celestial spectacle visible from Earth.
The T Coronae Borealis, also known as T CrB, is a recurrent nova that bursts about every 80 years. Astronomers are pointing ...
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