Dozens of cars were set on fire overnight in western Sweden, in a series of attacks that Swedish authorities suspect may have been coordinated on social media.

Up to 80 cars were torched in Gothenburg, Sweden's second-largest city, as well as other nearby towns, Radio Sweden reports. Authorities say that groups of masked young people are responsible.

And the country's leaders are not happy.

Jeff Inglis, The Conversation

On Aug. 14, 2003, a software bug contributed to a blackout that left 50 million people across nine U.S. northeastern states and a Canadian province without power. The outage lasted for as long as four days, with rolling blackouts in some areas for days after that.

That event wasn’t caused by an attacker, but many of the recommendations of the final incident report focused on cybersecurity. Fifteen years later, the stakes of a long-term outage are even higher, as American business and society are even more dependent on electronic devices. 

Nebraska is poised to kill its first prisoner since 1997, after a federal three-judge panel denied a drug company's request to halt the lethal injection over concerns about whether the drugs were obtained improperly by the state.

Tuesday morning's planned execution of Carey Dean Moore will also be the first time the powerful synthetic opioid fentanyl has been used in a lethal injection in the U.S.

While honeybees and their buzzing hives and hyper-fertile queens get all the press for pollinating our food supply, the hard-working blue orchard bee is one of 4,000 bee species native to North America that does its solitary work in relative obscurity. That is, until now.

Updated at 11:45 a.m. ET

A long section of the towering Ponte Morandi Bridge completely collapsed in Genoa, Italy, on Tuesday, sending cars and trucks on the A10 highway crashing down below.