Running and Cardio Won’t Keep You Healthy After 40. Here’s What Does
Cardio has long been the go-to fitness strategy for busy founders, but after 40, it’s no longer enough.
Exclusive eBook: The great Al hype correction of 2025
2025 was a year of reckoning, including how the heads of the top AI companies made promises they couldn’t keep. In this exclusive subscriber-only eBook, you’ll learn more about why we may need to readjust our expectations. This story is part of the Hype Correction package.by Will Douglas Heaven December 15, 2025 Table of Contents:…
Why the economics of orbital AI are so brutal
A 1 Gw orbital data center would cost roughly $42.4B—almost three times its ground-bound equivalent.
Threads’ new ‘Dear Algo’ AI feature lets you personalize your feed
The platform’s new feature lets users tell Threads what they temporarily want to see more or less of in their feed.
Google releases the first beta of Android 17, adopts a continous developer release plan
Google is changing how developers get access to new APIs and features of the latest version.
How AI changes the math for startups, according to a Microsoft VP
Amanda Silver is a corporate vice president at Microsoft’s CoreAI division, where she works on tools for deploying apps and agentic systems within enterprises.
UpScrolled’s social network is struggling to moderate hate speech after fast growth
Upscrolled, a social network that surged in the wake of the U.S. TikTok deal, has seen an uptick in harmful content, including user names and hashtags that contain racial slurs.
8 Customer Experience Failures Every Leader Should Address Now
Strengthen your customer relationships by addressing these eight key customer experience failures.
A Better Way to Compete in a Tight Job Market
Better resumes, smarter interviews with CareerSprinter.
Nike’s New Sneakers Are ‘Like an E-Bike for Your Feet.’ Here’s How They Work.
The Project Amplify system attaches motorized leg shells to sneakers to help everyday runners go faster and farther.
Half of Elon Musk’s xAI Founding Team Has Now Left the Company — And the Timing Is Alarming
Six of xAI’s 12 co-founders have departed, with five leaving in the past year alone—just as Elon Musk’s AI lab prepares for a major IPO following SpaceX’s acquisition.