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Things We Don’t Know

Explaining the mysteries of science, in simple language.

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Is there a ninth planet in our Solar System?
Discover why some scientists think there’s a new Ninth Planet in our Solar System - and how we could prove them right!
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The Search for the Graviton
Discover why the graviton is thought to exist, and learn what is being done to find it.
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How were Mars’ moons formed?
Learn why we don’t know how Mars’ moons were formed, and explore the two main theories trying to answer the question once and for all.
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The Case of the Jumping Carbons
What effect does radiation have on the graphite shield around a nuclear reactor? The winning article of the 2016 British Science Association journalism competition.
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Pain, while unpleasant, is vital for our survival. But in many cases it can get out of hand, and limit people's activity and quality of life. More needs to be understood about pain before we can develop ways to help people with chronic conditions.
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