Add Yahoo as a preferred source to see more of our stories on Google. A Tokyo team built a neutral PEG-DNA complex that boosted gene expression in mouse muscle, avoiding cation-linked inflammation.

Just in case you’d forgotten about the artificial-intelligence threat to the stock market, Microsoft is offering a reminder by deepening its integration with Anthropic’s Claude. But it might be a sign ...

Getting DNA into a living cell sounds simple, until you remember the cell’s outer membrane acts like a guarded wall. DNA strands carry a negative charge, and they do not cross that wall easily. So for ...

Our columnist on three sparkling new romances. By Olivia Waite In “Playmakers,” Michael Kimmel traces, and celebrates, the immigrant roots of the American toy industry. (Batteries not included.) By ...