Researchers discover source of super-fast electron rain

UCLA scientists have discovered a new source of super-fast, energetic electrons raining down on Earth, a phenomenon that contributes to the colorful aurora borealis but also poses hazards to satellites, spacecraft and astronauts.

Still searching for Planet 9

The solar system has eight planets. In 2006, astronomers reclassified Pluto as a dwarf planet, the same class that contains Eris, Sedna, Quaoar, Ceres and perhaps many more solar system small bodies. These are defined approximately ...

Ancient ice reveals mysterious solar storm

Through analyses of ice cores from Greenland and Antarctica, a research team led by Lund University in Sweden has found evidence of an extreme solar storm that occurred about 9,200 years ago. What puzzles the researchers ...

Climate change has positive impact on Tibet's cereal yields

Food supply has always been a major concern in Tibet's development. As the Qinghai-Tibet Plateau is particularly sensitive to climate change, it is important to clarify the impact of climate change on the yield of cereal, ...

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