Welcome to Tech Beat, your daily briefing on the stories shaping our digital world.
Barret Zoph has left OpenAI for the second time in under a year, departing after just five months as the company's head of enterprise AI sales. Zoph had returned in January following a brief stint at Mira Murati's competing venture, Thinking Machines Lab. The revolving door at OpenAI's leadership level continues to raise questions about stability inside one of the most scrutinized companies in tech.
On a more hopeful note, artificial intelligence helped doctors at Boston Children's Hospital diagnose eighteen children whose rare diseases had resisted conventional diagnosis. Working with OpenAI's tools, physicians were able to surface patterns across complex symptom profiles that had stumped specialists for years. It's a quiet but meaningful reminder that AI's most important work may not be in chatbots, but in medicine.
And if you've ever thought you understood DNS, the system that translates web addresses into actual server locations, experts say you probably don't. A new conversation with Infoblox's Cricket Liu explores how DNS remains one of the internet's most misunderstood layers, and how that misunderstanding directly fuels outages, spoofing attacks, and security failures that affect millions of users daily.
Keep surfing. Tech Beat out.
