Earth
Volcano eruption in Tonga was a once-in-a-millennium event
The underwater Hunga Tonga-Hunga Ha'apai eruption has already triggered a tsunami, a sonic boom and thousands of lightning bolts, and could now lead to acid rain
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The underwater Hunga Tonga-Hunga Ha'apai eruption has already triggered a tsunami, a sonic boom and thousands of lightning bolts, and could now lead to acid rain
The highest dwelling mammal – a mouse – has been discovered at 6700 metres above sea level, where conditions are so harsh they have been compared to Mars