Essentials: How Smells Influence Our Hormones, Health & Behavior | Dr. Noam Sobel
Neurobiologist Dr. Noam Sobel discusses the biological mechanisms of human olfaction and how body odors and chemosignals subconsciously shape human behavior, friendship formation, and aggression. He explains how tears and molecule emissions regulate hormones and emotional states, and shares his lab's work on digitizing smell for olfactory transmission and noninvasive health diagnostics.
- Researcher Inbal Raviv in Dr. Noam Sobel's laboratory tested whether instant, non-romantic bonds depend on matching body chemistry. Read →
- Dr. Noam Sobel built an algorithmic map of 4,000 odor molecules that predicts perceived olfactory similarity and projects any new chemical mixture against pairwise distances in that space. Read →
- Neurobiologist Dr. Noam Sobel and lead researcher Idan Frumin discovered that humans use handshakes to secretly sample chemical signals from others. Read →
- Sniffing human emotional tears drops male free testosterone by about 14% within 20 to 30 minutes. Read →