The sun has released several powerful M- and X-class solar flares over the past few days, resulting in radio blackouts around the world.

The sun has had quite a busy week hurling solar flares at our planet, causing blackouts across the globe. “After weeks of calm, solar activity is suddenly high again,” reports Spaceweather.com. This is not totally unexpected,

X2.7-class eruption from sunspot AR4087 disrupts radio signals as the active region rotates toward Earth, raising the risk of more flares ahead.