What does fear smell like? Love? Can we use scent to control behavior? Do humans really sense pheromones? What if you could diagnose diseases just by smelling them? And exactly how does our brain convert floating organic molecules into chemical signals that our brain processes as odor?

This video is part of our Brilliant Breakthroughs series: our new 20-episode mini-series exploring the “Eureka!” moments and proud accomplishments of the greatest scientific minds of our time. Join us …

How do we develop a sense of who we truly are? Do we perceive ourselves as science defines us? While some scientists think our identities are a product of our …

NASA astronaut Michael Massimino talks about the “right stuff” you need to work in space – a healthy helping of math and science, but also passion and patience. Listen to …

This statement is false. Think about it, and it makes your head hurt. If it’s true, it’s false. If it’s false, it’s true. In 1931, Austrian logician Kurt Gödel shocked the worlds of mathematics and philosophy by establishing that such statements are far more than a quirky turn of language: he showed that there are mathematical truths which simply can’t be proven.

Medical ecologist Dickson Despommier describes the Vertical Farm Project, a movement to promote urban renewal while producing a sustainable food supply. The project is a result of his years studying …