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The Moon is Earth’s only natural satellite, circling the planet at an average distance of roughly 385,000 kilometers (239,000 miles).  With a diameter of just under 3,500 kilometers (about 2,160 miles), the cratered surface of the rocky object is one Read more…


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The Fermi paradox describes the apparent contradiction between why there’s no evidence of extraterrestrial life, despite the fact that logically, it should have been discovered by now.    Named after Nobel Prize-winning nuclear physicist Enrico Fermi, who was sometimes known Read more…


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A major new study has been published – one that gives much more certainty on the extent of future warming we might expect. Along with many other international climate scientists, it was led by my colleague, climate scientist Steven Sherwood from Read more…


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The oceans are not as equal as you might think. Scientists estimate that the Atlantic Ocean is actually growing wider by several centimetres every year. At the same time, the Pacific is shrinking.   This glacially slow shifting of oceans Read more…


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Diamonds can handle a little pressure. Actually, revise that – diamonds can handle a lot of pressure. In a series of new experiments, scientists have found that diamonds retain their crystal structure at pressures five times higher than that of Read more…


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A new study suggests a potential change in tropical rain belt patterns could threaten the livelihoods and food security of billions of people. Today, the tropical rain belt brings with it heavy precipitation along the equator, but as different parts Read more…


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The Sun has a lot of rhythm and goes through different cycles of activity. The most well-known cycle might be the Schwabe cycle, which has an 11-year cadence. But what about cycles with much longer time scales? How can scientists Read more…


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Earth’s second moon will make a close approach to the planet next week before drifting off into space, never to be seen again. “What second moon,” you ask? Astronomers call it 2020 SO – a small object that dropped into Read more…


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Every now and again, we get a little glimpse of just how far human ingenuity has gone. Quite literally: The above image was taken by a spacecraft travelling through the Solar System while it was at a distance of 251 Read more…


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A mineral that repeatedly turns up on Mars has been found in perhaps the last place on Earth you might think to look. Deep – really deep – in the Antarctic ice, scientists have found jarosite, a tawny-hued mineral that’s Read more…

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