Why My Conversations with OpenAI’s ‘ChatGPT for Teens’ Made Me Very Worried
A new mode includes a study tool, but it still does a user’s homework. And a children’s safety nonprofit says the chatbot flunked its tests.
Nature, Published online: 29 July 2026; doi:10.1038/s41586-026-10848-2
A simple organic catalyst enables direct alternating copolymerization of CO2 with bicycloalkanes to produce high-performance polyesters that can be selectively depolymerized and recycled in a closed-loop lifecycle.Nature, Published online: 15 July 2026; doi:10.1038/s41586-026-10758-3
The low-energy enhancement in the γ-ray strength function of 70Zn is due to magnetic dipole transitions between nuclear states.