In the presence of (−)-sparteine or a (+)-sparteine surrogate, organolithiums add to N-alkenyl-N′-arylureas to give benzylic organolithiums in an enantioselective manner. Under the influence of DMPU, ...

Intramolecular proton transfer-induced photo-rearrangement in diarylethenes. Chinese Chemical Society. Journal CCS Chemistry DOI 10.31635/ccschem.025.202405382 ...

Named after 19th-century French neurologist Guillaume Duchenne de Boulogne, the Duchenne smile activates two key muscle groups.The first group is associated with the corners of the mouth – where, for ...

Sometimes that million-dollar smile really does cost a pretty penny. As Alec Baldwin joked in the SNL50 special earlier this year, “All new cast members arrive here with no money and jacked-up ...

The smile of PSG’s Senny Mayulu that says everything about Champions League glory. By Caoimhe O'Neill. June 1, 2025. Knees pumping, hands waving and the happiest face you could imagine.

You’ve probably heard the claim that it takes more muscles to frown than to smile. It’s usually framed as a feel-good reason to turn your frown upside down – less effort, more joy.

You've probably heard the claim that it takes more muscles to frown than to smile. It's usually framed as a feel-good reason to turn your frown upside down—less effort, more joy. But ...

A series of hydrogen-bonding catalysts have been designed for the aromatic Claisen rearrangement of a 1,1-dimethylallyl coumarin. These catalysts were designed as mimics of the two-point ...

Radiohead and the Smile frontman Thom Yorke has contributed the theme song “Dialing In” to the forthcoming Apple TV+ series Smoke.The previously unreleased track—which Yorke has performed ...

This study evaluates new prognostic markers for CNS relapse in DLBCL, focusing on cell-of-origin (COO), gene rearrangements, and treatment types. Methods: DLBCL pts enrolled from 2002-2015 in the Mayo ...