vvv777 (19)in #undefined • 6 years agoPepsiCo boss Indra Nooyi to step downLong-time PepsiCo CEO Indra Nooyi will step down as the top executive at the world’s second-largest food and beverage…vvv777 (19)in #news • 6 years agoWidespread connections among neurons help the brain distinguish smellsCan you tell the smell of a rose from the scent of a lilac? If so, you have your brain's piriform cortex to thank.…