Scientists have been working for decades to replicate the sun's nearly limitless energy on Earth through nuclear fusion. Now investors are pouring billions of dollars into startups working to make it happen on a commercial scale. WSJ energy reporter Jennifer Hiller joins host Zoe Thomas to explain why the holy grail of energy has been out of reach for so long, and why money for its development is pouring in now. Learn more about your ad choices. Visit megaphone.fm/adchoices

SoftBank is investing in Zepeto, a South Korean app popular with young women, where they can buy their 3-D avatars virtual versions of luxury fashion items. It's a sign that while the metaverse may not be fully here yet, opportunities for users and investors are starting to take shape. Wall Street Journal tech reporter Jiyoung Sohn joins WSJ Tech News Briefing host Zoe Thomas to discuss the app and why the Asian market may be faster at adopting apps for the metaverse. Learn more about your ad choices. Visit megaphone.fm/adchoices

The perfect tech gift might not be easy to come by this holiday shopping season, thanks to supply-chain issues and shipping backlogs. WSJ personal-tech reporter Dalvin Brown joins host Zoe Thomas to discuss some last-minute tech gift alternatives. Learn more about your ad choices. Visit megaphone.fm/adchoices

Twitter co-founder Jack Dorsey is stepping down as CEO. WSJ Heard on the Street columnist Laura Forman joins host Zoe Thomas to discuss the reasons behind his departure and what it could mean for the company. Learn more about your ad choices. Visit megaphone.fm/adchoices

NASA is testing a system designed to protect the Earth from a massive meteor strike. WSJ science writer Robert Lee Hotz joins host Zoe Thomas to discuss how the technology works and what to expect from the test run now underway. Learn more about your ad choices. Visit megaphone.fm/adchoices