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Machine learning is uncovering the entrances t
IT WAS LATE MORNING, BUT ALREADY HOT enough to warrant wearing a sun hat and sticking to the shade. I was in a quiet part of Andalucía, looking at an archaeological treasure that I visit regularly. Ho
Standing amid the stalactites and stalagmites in a massive cave, we could only imagine what it must have been like for Tommy and Jeff Morgan, the brothers who discovered this spectacular system way ba
Vietnam c.1940s – present
Standing amid the stalactites and stalagmites in a massive cave, we could only imagine what it must have been like for Tommy and Jeff Morgan, the brothers who first discovered this spectacular system
Amazing answers to your curious questions
How our knowledge of these worlds beyond the Solar System has exploded in the last three decades
