April 23, 2026

openai cerebras chip deal signed

OpenAI Signs $20B Cerebras Chip Deal

OpenAI has reached a multiyear agreement to use AI server chips from Cerebras, a move designed to cut reliance on Nvidia and rein in soaring compute costs. The deal, valued

patients weigh chatbot health advice

Patients Weigh Chatbot Health Advice Online

A growing number of patients are turning to chatbots for quick health answers, but results can swing from helpful to confusing. One patient, identified as Abi, described mixed experiences after

advocacy groups recruit creators ai risks

Advocacy Groups Recruit Creators On AI Risks

Advocacy groups worried that artificial intelligence may slip past human control are turning to online creators to spread the word. The outreach, happening now across major platforms, seeks to warn

crewed lunar flyby ends splashdown

Crewed Lunar Flyby Ends With Splashdown

Four astronauts returned safely to Earth after their Orion capsule splashed down in the Pacific Ocean, completing the first crewed trip around the moon since 1972. The landing capped a

hcltech shares slide weak outlook

HCLTech Shares Slide On Weak Outlook

HCLTech shares fell 8% in early Wednesday trade after the company projected revenue growth for fiscal 2027 below market expectations and posted a fourth-quarter earnings miss. The company pointed to

spacecraft velocity measurement methods

How Spacecraft Measure Speed In Space

Do spacecraft know how fast they are going? The short answer is tricky, and it has sparked a fresh look at how navigation really works beyond Earth. A recent claim