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By Rachel Rayner Dr Keith Bannister knew from an early age he wanted to do something technical with his life. The bedroom floor of his childhood home was usually littered with wires, screws, nuts and bolts.

Here are five space science questions to challenge you. Is your mind a great expanse, or are you a bit spaced out?

By Bill Flynn Whether you are at school, at home or self-isolating you can be a part of the United Nations International Day of Clean Air for Blue Skies on Monday 7 September. How? By contributing to NASA’s citizen science global database! Download the GLOBE Observer app and photograph the cloud cover from your window,…

Written by Neha Karl Can you imagine a force so powerful that it can pull in light? It may seem unreal, but this force exists in our Universe as a black hole, and nothing can escape its pull!

Last week in Science by Email we looked at the heatwave that has affected much of Australia. In this country, where heatwaves go, bushfires often follow.