Is there life on Venus? The idea was triggered recently after astronomers announced the discovery of phosphine gas in the atmosphere of the planet. Phosphine, a colourless but smelly gas, is known to be made only by some species of bacteria that survive in the absence of oxygen.
The international team of scientists reported traces of phosphine in concentration of approximately 20 parts per billion, thousands to millions of times more than what could otherwise be expected. Their findings were published in Nature Astronomy.
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