A powerful solar flare has caused an intensifying geomagnetic storm, promising bright Northern Lights visible further south on March 30.

The Sun has hurled a rare sequence of three major eruptions toward Earth, a triple blast that is now driving the most intense solar radiation storm in more than two decades. The unfolding space ...

Last month, Earth was treated to a massive aurora borealis that reached as far south as Texas. The event was attributed to a solar storm that lasted nearly a full day and will likely contend for the ...