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06:36, 14 июля 2021 Прослушать новость Российские ученые научились по-новому управлять веществом Изображение: журнал Annalen der Physik Российские ученые из Красноярска добились формированÐ...

How hot is the sun? I have it on very good authority that it's more than 20 degrees, for sure. The Sun is a ball of nuclear plasma so large its own weight keeps it from exploding. Very cool, but also quite hot. However, the Sun has a complicated interior structure, and surprisingly large temperature variations, both on and under its surface. Today, we’re going to look at why this is, and how we know. A ‘Pumpkin Sun’ composite image created by NASA in 2014. Colored gold-yellow, with active regions being brighter for “a particularly Halloween-like appearance”. Image credits NASA. A l...

Nbc's kerry sanders. meanwhile, hurricane joaquin continues to churn near the bahamas. but to the relief of many it looks like it's moving out to sea. msnbc meteorologist bill karins is monitoring all of the extreme weather and joins us from our weather center. >> extreme sums it up. we sill haven't seen the pictures of the island hit the hardest in the bahamas. that will come out later today. they're finally seeing the sun. that's joaquin, not a problem. bermuda could get brushed by it. the big problem is charleston, south carolina, now moving up the interstate towards columbia. it's litera...