While it has become a word, laser used to be an acronym: “light amplification by stimulated emission of radiation”. But there is an even older technology called a maser, which is the ...
Astronomers watched a distant star dim for months and found a metal-rich cloud that may be the aftermath of a massive ...
Charge density waves (CDWs) are ordered, crystal-like patterns in the arrangement of electrons that spontaneously form inside ...
Distinguished Flying Cross recipient RF-4C pilot and his weapon systems officer recollect flying some of the most important ...
To get the most out of the sensing revolution, different disciplines need to be on the same wavelength. This is a priority ...
Mild traumatic brain injury (mTBI) remains a significant health concern for the US Military Health System and a threat to ...
Background A 27-year-old woman was admitted to hospital with a 1-year history of mild dyspnea. Investigations Physical examination, chest radiography, electrocardiography, transthoracic ...
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