A new study from Sweden’s Karolinska Institute found that the brain’s taste cortex responds not only to flavors on the tongue but also to aromas that reach the nose while eating, known as retronasal ...

Steven Munger loves the sour smell of a butane lighter. The hydrocarbon, butane, is colorless and odorless, but sulfurous additives give it a stench that’s almost objectively foul. Almost. To Munger, ...