Erupting volcanoes produce lightning, but scientists aren’t sure why. Check out the cool picture of the erupting Eyjafjallajokull volcano:
Eyjafjallajokull volcano, Courtesy: Olivier Vandeginste
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It is well known¬ that volcanoes produce lightning, but scientists aren’t sure why. The underlying mechanism is likely to be some form of triboelectric charging–that is, [...]
Have you noticed the last few days that the sunsets have been a cool shade of purple (or violet)?¬† If not, check it out for yourself.
Johnstown Just After Sunset on 7/7
This picture was taken by out tower cam over Johnstown on Tuesday night and you can see some of the purple in the sky.¬† While it’s not as pronounced tonight as it has been recently, you can still see it.
So, why is it happening?¬† Click into the post for the details!
Mount Redoubt erupted over the weekend, sending plenty of ash and gases into the atmosphere. Its first eruption occurred at 10:38 p.m. Sunday and the fifth ended at 5 a.m. yesterday, according to the Alaska Volcano Observatory. The volcano, roughly 160 kilometres southwest of Anchorage, sent an ash plume more than 15 kilometres into [...]