The many adventures of nitrogen in the Arctic Ocean: Research reviews the complex cycle and climate change impacts - Phys.org



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Rare brightening comet seen passing Earth from Hawaii - BBC.com
Earth’s 2nd moon has arrived: What you need to know - KTLA Los Angeles

What time is it on the moon? China and the US are racing to decide - South China Morning Post
Plastic-eating bacteria could combat pollution problems, scientists hope - The Washington Post