Satya Nadella on the journey to becoming Microsoft's CEO & reimagining technology's impact

Smell perception in mammals involves the interactions of airborne odorant molecules from the environment with receptor proteins on the olfactory neurons in the nasal cavity. The binding of odorant molecules to the receptor proteins triggers action potenti…

Oh [Music] my name is Nancy Ellen Bach. I am a second-generation caterer. I’ve been caving my entire life. I feel more at home underground than I do anywhere else. This is where I belong and I am a sustaining contributor of the Southeastern Cave Conservan…

Hello readers! We’ve got a bear of a lesson today, and it’s all about figurative language. Sorry, I should back up. I know I said we have a bear of a lesson; I don’t literally mean that. I’ve got a bear? That would be extremely sweet! Love a bear! Love be…

Hello Internet. While working on a future video, I offhandedly wrote, “Venus, the closest planet to Earth.” But later, while editing, I thought, “You know, let me check that.” Which led to me to this video by Dr. Stockman explaining how, no, Venus is not …

ANDRE CHOULIKA: We didn’t have any intention of injecting these type of vials to patient because we needed a lot of vials to be able to file our clinical trial application. And this was planned to be done with the University College London. NARRATOR: Bef…

What we’re going to do in this video is talk about the powers of the President of the United States, and we’re going to broadly divide them into two categories. Formal powers are those that are explicitly listed in the United States Constitution, and we’…