Billy Markus created the cryptocurrency Dogecoin on a lark, based on a viral dog meme. Eight years later, his creation is worth billions of dollars. Markus and WSJ's Caitlin Ostroff explain how crypto's jokiest coin went to the moon.

Dominion Voting Systems, the voting-machine maker, was swept up in a storm of allegations about its role in the 2020 election. We speak with Dominion's CEO, and WSJ's Alexa Corse describes how the company is fighting back.

Texas's deregulated power sector was considered a model for delivering cheap electricity, but the power outages last week revealed shortcomings. WSJ's Russell Gold unpacks what went wrong.