منابع مشابه
Death rate mystery
Knowing the true rate of death from covid-19 will help us fight the pandemic, but for the moment it eludes us, reports Michael Le Page.
متن کاملThe mystery of consciousness.
So picture the astonishment of British and Belgian scientists as they scanned her brain using a kind o MRI that detects blood flow to active parts of the brain. When they recited sentences, the parts involved in language lit up. When they asked her to imagine visiting the rooms of her house, the part involved in navigating space and recognizing places ramped up. And when they asked her to imagi...
متن کاملThe mystery of PCSK9.
Many of the most important breakthroughs in science do not come from hypothesis-driven experiments. Apart from serendipity, genetics is perhaps our best route to discoveries that elude our intuition. Genetics establishes a relationship between a gene and a phenotype, but does not necessarily provide mechanistic information. The emerging story of PCSK9 (originally called Narc-1) provides a case ...
متن کاملThe Heroin Overdose Mystery
Heroin overdose deaths in the Unites States more than tripled from 2010 to 2014, reaching almost 11,000 per year. Despite the use of the term “overdose,” many of these victims died after self-administering an amount of opiate that would not be expected to be fatal for these drug-experienced, and drug-tolerant, individuals. Various explanations of this overdose mystery have been proposed. I desc...
متن کاملThe Tunguska mystery.
June 30, 1908, 7:14 a.m., central Siberia—Semen Semenov, a local farmer, saw “the sky split in two. Fire appeared high and wide over the forest. . . . From . . . where the fire was, came strong heat. . . . Then the sky shut closed, and a strong thump sounded, and I was thrown a few yards.... After that such noise came, as if . . . cannons were firing, the earth shook .. .” Such is the harrowing...
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ژورنال
عنوان ژورنال: Nature
سال: 2003
ISSN: 0028-0836,1476-4687
DOI: 10.1038/426236a