Earthquake strikes Tokyo as it braces for worst storm in decades 02:08. As people in Japan braced for a powerful typhoon Friday night, they looked up to see a strange phenomenon: a bright purple sky.

Currently the typhoon has maximum sustained wind speeds of around 120 miles per hour, equivalent to a Category 3 hurricane on the Saffir-Simpson Hurricane Wind Scale.

A blue sky is a good sky. It's a reassuring sight that promises clear weather and bright days. But what does it mean when the sky turns purple? While it's not uncommon to spot purple skies during ...

The skies over St. Petersburg, Florida, turned purple as Hurricane Milton approached the Florida coast last week, a phenomenon that has been seen in other hurricanes such as Delta, Dorian, and ...