Feast clue to smell of ancient Earth
Tiny 1,900 million-year-old fossils from rocks around Lake Superior, Canada, give the first ever snapshot of organisms eating each other and suggest what the ancient Earth would have smelled like.
Tiny 1,900 million-year-old fossils from rocks around Lake Superior, Canada, give the first ever snapshot of organisms eating each other and suggest what the ancient Earth would have smelled like.
Earth Sciences
Apr 29, 2013
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Rotten eggs, horse pee, alcohol and bitter almonds: this is the bouquet of odours you would smell if a comet in deep space could be brought back to Earth, European scientists said on Thursday.
Space Exploration
Oct 23, 2014
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University of Oregon chemists have developed a selective probe that detects hydrogen sulfide (H2S) levels as low as 190 nanomolar (10 parts per billion) in biological samples. They say the technique could serve as a new tool ...
Materials Science
Jun 24, 2013
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The human nose has millions of olfactory neurons grouped into hundreds of different neuron types. Each of these neuron types expresses only one odorant receptor, and all neurons expressing the same odorant receptor plug into ...
Cell & Microbiology
Nov 14, 2012
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(Phys.org) -- A research team out to perform routine mapping of the seafloor some 400 kilometers southwest of Tonga, found that one volcano, named Monowai, changed dramatically over just a two week time span. In an apparent ...
The clumps of brown seaweed that smell like rotten eggs and are causing disruptions along Florida's Atlantic beaches won't be going away anytime soon, a new study released Thursday has found.
Environment
Jul 4, 2019
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Researchers from the Peninsula Medical School in Exeter have synthesized a new molecule which releases hydrogen sulfide (H2S) - the gas that gives rotten eggs their characteristic smell and which has recently been found to ...
Cell & Microbiology
May 21, 2009
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The stench of rotten eggs wafted across Paris and northern France on Tuesday, even reaching across the sea to England, after a gas leak that authorities said was very smelly but entirely harmless.
Environment
Jan 22, 2013
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