Waymo's driverless cars used recent snowy weeks in Philadelphia to get used to wintry conditions.
Rock-solid snow and icy conditions continue to cause issues in most Philadelphia neighborhoods at the start of the second week after the winter storm dumped the most snow to city has seen in a decade.
Action News reporter Corey Davis put on his science hat to test some interesting experiments that demonstrate the power of freezing temperatures.
The sleepy fox was curled up on a store shelf for at least an hour before animal control removed it.
The current deep freeze is expected to last several more days before temperatures rise above freezing.
A water main break has opened up in Philadelphia's Point Breeze section, with concerns that it may turn the street into a sheet of ice in these frigid temperatures.