Perseverance rover lands safely on Mars, Congress questions CEOs about GameStop frenzy
![All CNET Video Podcasts (SD) show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/031/919/small/all-cnet-video-podcasts.jpg)
Summary: Today's top tech stories include NASA's Perseverance rover landing safely on Mars, a congressional hearing about the "meme stock" craze, and Facebook's decision to block Australian news content on its platform.