A plate of sushi with one being picked up with chopsticks - Alexander Spatari/Getty Images From grocery store California rolls to those artful, piled-high specialty rolls at your favorite sushi spot, ...

Yasu Kizaki knows most sushi fanatics are looking for the freshest cuts of fish. That’s why his youngest brother Koichi visits the Nagahama fish market in Japan every day at 2 a.m. to box up tuna, ...

A bluefin tuna sold for $1.3 million at a predawn auction in Tokyo on Sunday morning, making it one of the most expensive tuna to be sold in the history of sushi. The 608-pound fish, equivalent in ...

James Vincent is a senior reporter who has covered AI, robotics, and more for eight years at The Verge. A Japanese chain of sushi restaurants is using an AI-powered app to assess the quality of tuna — ...

Nutrition and public policy expert Marion Nestle answers readers' questions in this monthly column written exclusively for The Chronicle. E-mail your questions to [email protected], with "Marion ...

TOKYO — A bluefin tuna sold for more than $1.3 million at an annual fish auction in Tokyo in what organizers said was the second-highest bid since the event began in 1999. The 608-pound bluefin tuna, ...

From grocery store California rolls to those artful, piled-high specialty rolls at your favorite sushi spot, sushi's variety ...