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...interact with the Earth’s magnetic field and excite atoms in our atmosphere. [Aurora]Figure 5 Long exposure of colourful aurora on the eastern horizon on 11 October 2024Show descriptionThis long exposure taken on the 11th October 2024 looking towards the eastern horizon shows the colourful aurora visible as a result of a large coronal mass ejection (CME) that had...

...interact with each other and come together to tell stories. And that is precisely what rocks do; they tell us stories about the history of our earth. To reveal these stories, we have to be able to understand the languages of rocks. So, how do you read a rock? We can split language up into various building blocks. The smallest building blocks in language are letters. In...

...interacts with those minerals, we can look back in time and model the chemistry of Mars’s water in the distant past. What’s the reason for studying life in sites on Earth that are analogous with conditions on Mars? This is a question I think about a lot. We know that some areas of Mars have a higher probability of having sustained life in the past. Studying analogue...