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How rare are rare earths really?
The rare earth elements, a group of 17 metals, are relatively abundant in the Earth's crust but their extraction is extremely difficult.
Extraction
Browse ScienceInfo articles and explainers related to Extraction.
Topic archive
Articles about Extraction
83 published items.
New technology
Groundbreaking technology generates hundreds of megawatts of carbon-free electricity, US Department of Energy gives a boost
Has the future without fossil fuels arrived?
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New method of mining lithium in saltwater lakes
The new method allows up to 90% of lithium to be extracted from high-altitude salt lakes without depleting freshwater resources.
Environment
The building uses heat from the human body as energy
More than 250,000 passengers pass through Stockholm Central Station every day, unaware that their body heat is being exploited for energy.
History
The Horrible History of Healing Blood Extraction
Therapeutic blood draws have been around for a long time, and throughout history, this terrible and often messy practice has been enjoyed by physicians around the world.
New technology
The new method helps determine the age of rocks
Scientists have discovered a new method for dating rocks that helps identify ore reserves and improve mineral exploration around the globe.
Environment
Current situation of mercury emissions worldwide
Manual and small-scale gold mining is a major source of mercury emissions in South America and sub-Saharan Africa, as mercury is often used to extract gold.
Environment
Indonesia decided to build a huge sea wall to save the capital
Indonesian President Joko Widodo said he wanted to urgently build a huge sea wall around Jakarta to prevent it from sinking into the sea.
Environment
Collect CO2 gas for oil extraction
The amount of CO2 obtained from the air will be used to extract oil from mines deep underground.
Biology
Discovered a rare rare 2,624-year-old tree on Earth
Researchers in the North Carolina, US wetlands have discovered a bald cypress (Taxodium distichum) at least 2,624 years old.
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The unique AR-15 gun, made from three guns combined into one
Certainly, the manufacturer had to put a lot of effort into making the gas extraction system of the gun work smoothly and smoothly.
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200 years ago, ice was ... a luxury of Indian giants
Want ice? This is too easy! Just open the fridge or spend a very small amount of money that we already have an ice bag to use.
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Decode one of the most frightening deaths in history: quicksand
Once upon a time quicksand (quicksand) was an extremely great extraction material for filmmakers.
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Where does the origin of the durian unique come from?
The smell of H2S rotten eggs, fried onion scent, rotten onions, honey, caramel, fresh fruit, ... together form an extremely special scent of durian.