Quantum ‘thermometer’ takes temperatures inside living cancer cells

A cancer cell (nucleus in blue, cellular ‘skeleton’ in green). Scientists have devised nanosensors that can measure the temperature inside cancer cells, including the cell nuclei.Credit: Howard Vindin, The University of Sydney/Science Photo Library To check your temperature, doctors place a thermometer under your tongue. Researchers have now created a thermometer small enough to check…

Read More

OpenAI Just Upgraded ChatGPT’s Default Model—Here’s What GPT-5.5 Instant Actually Does

In brief GPT-5.5 Instant replaces GPT-5.3 Instant as ChatGPT’s default model starting today, rolling out to all users for free. The model produced 52.5% fewer hallucinated claims than its predecessor on high-stakes medical, legal, and financial prompts in OpenAI’s internal tests. GPT-5.5 Instant is the first Instant-tier model OpenAI classifies as “High Capability” in both…

Read More

Miranda Kerr Frames Dior as Fine Art in a Quietly Striking Brand Moment

Miranda Kerr has always understood the economy of attention. The Australian supermodel posted promotional content for Dior on Tuesday. The caption read simply: “The art of @dior” with a wing emoji. Four words. Thirty-six thousand likes. That kind of restraint is harder than it looks. Celebrity posts usually arrive loaded with hashtags, tagged collaborators, and…

Read More

Pennsylvania Sues Character.AI Over Chatbot Posing as Licensed Psychiatrist

In brief Pennsylvania is suing Character.AI, alleging that the chatbot posed as a licensed psychiatrist using an invalid license number. The state says the chatbot presented fake medical credentials. The case adds to legal scrutiny of the platform, which already faces mounting lawsuits. Pennsylvania has filed a lawsuit against generative AI developer Character.AI, alleging the…

Read More

US Prosecutors Ask Judge to be Lenient on ex-Celsius Exec, Citing Cooperation

Federal prosecutors are recommending a light sentence for Roni Cohen-Pavon, the former chief revenue officer of defunct cryptocurrency lending platform Celsius. In a Monday letter filed in the US District Court for the Southern District of New York (SDNY), US Attorney Jay Clayton cited Cohen-Pavon’s “substantial assistance” to the government, by being prepared to testify…

Read More