If you’re trying to cheat death on Mercury, this is very promising, but the news gets even better. Mercury's Solar Day is ...

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Arctic sea ice had its weakest winter buildup since record-keeping began 47 years ago. Scientists say it's a symptom of ...

Sea ice extent is at record, and near record, lows for this time of year in both polar regions, leaving the planet ...

Astronauts, cosmonauts, and taikonauts have travelled into space since the 1960s, and humans have been in space continuously ...

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