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23 October 2019
Rather than riding in trucks to maneuver around the streets of Boston, the team got in their steps. They carried radiofrequency monitoring equipment in backpacks sporting a towering radio antenna, a recording device and an aluminum “radio-proof box” containing a laptop – a key feature to prevent the computer from contaminating their data. In total, the contraption weighed 15.4 kilograms (34 pounds).
21 November 2012
In our Sun’s most active years, enormous snake-like bubbles of plasma emerge overhead on Earth at nightfall. You can’t see them, but these bubbles can bend and disperse radio waves, interfering with communications networks. Now, a satellite soaring low in Earth’s orbit has observed the continuous birth of these evening-time bubbles for the first time, and scientists have started to chart their evolution.