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Seeing through walls has long been a staple of comics and science fiction. Something like it could soon be a reality. Paul Gilligan/Photodisc via Getty Images

Fast computers, 5G networks and radar that passes through walls are bringing ‘X-ray vision’ closer to reality

The murky blobs visible with today’s wall-penetrating radar could soon give way to detailed images of people and things on the other side of a wall – and even measure people’s breathing and heart rate.
More than 100 vessels and aircraft from eight countries looking for missing Malaysia Airlines flight MH370, which disappeared on Saturday with 239 people on board. EPA/Ahman Yusni

Why some air crash investigations remain mysteries of the deep

The missing Malaysia Airlines flight MH370 has some similarities to the disappearance of Pan Am flight 944, which disappeared into the Pacific Ocean almost 50 years ago. Late in the afternoon of November…

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