Elements on the Periodic Table
Can you name the chemical element by symbol?
Can you name the chemical element by symbol?
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In an event that occurs only once every 80 years, a distant remnant of a star will grow much brighter, briefly becoming visible to Earth
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The 27 vertebrae discovered in India suggest the enormous creature, dubbed Vasuki indicus, was between 36 and 50 feet long
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They expect to haul off ten metric tons of garbage and up to five bodies from the world's tallest peak
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More than half a century ago, scientists and activists predicted utter doom for the planet. That hasn't happened yet, but it's nothing to cheer about
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Formed after volcanic activity, the underground caves periodically hosted early humans and their livestock in Saudi Arabia, facilitating cultural exchange