In low-risk pregnant women with penicillin allergy, direct challenges with amoxicillin were as safe as penicillin skin testing while offering shorter completion times at a lower cost. Researchers ...

Sam Altman’s OpenAI unveiled a test version of its highly anticipated AI search engine on Thursday in a direct challenge to Google’s dominant hold over the online search market. Dubbed “SearchGPT,” ...

OpenAI is letting a limited group of users test a new set of search features that will answer questions with more timely information and prominent links to sources, marking its most direct challenge ...

Amazon is testing ultra-fast delivery in parts of Seattle and Philadelphia capable of bringing thousands of household essentials and groceries to customers’ doorsteps in 30 minutes or less. Amazon’s ...