Why have the northern lights been so visible lately? An expert explains why "we're in for a ride."

BOSTON - The northern lights have put on a show in 2024. In May, the strongest solar storm in 21 years set off the aurora borealis and on Thursday night, the stunning colors were visible once again even to the naked eye across much of the United States.

Did you miss seeing the spectacular display? Don't worry, an expert says the conditions that resulted in the recent burst of northern lights activity will be in place for many months to come.