A research team from Stanford University has developed a prototype that uses solar energy to extract nutrients from human urine to create a sustainable fertilizer. They presented the system in ...
Just two decades after astronomers discovered the first exoplanet, NASA has confirmed the existence of 6,000 alien worlds. The total will rise even quicker as next-generation telescopes take flight.
Humanity's drive to explore has taken us across the solar system, with astronaut boots, various landers and rovers' wheels ...
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