Mark Zuckerberg on Taking Risks and Finding Talented People

What does the Moon smell like and how do we know that? Certainly not by smelling samples from the Moon, that would be extremely stupid. Luna dust is toxic; inhaled, it can be swallowed up by immune cells such as macrophages and trigger further immune reac…

Hello readers! Let’s talk about themes and how authors can intentionally build messages into fiction. Now, to recap a little, themes link big ideas about the world we live in with the action of a text. For example, in The Lord of the Rings stories and fil…

As light travels through space, it behaves like a wave, but light is also made of tiny particles called photons. This is the paradox of wave-particles, and it has completely revolutionized modern physics. The universe is filled with intriguing paradoxes l…

(bright music) - [Narrator] A lunar eclipse happens when the earth blocks some or all of the sun’s direct light from reaching the moon. This cosmic event only takes place during a full moon, which happens once every 29 and a half days, or the length of on…

[Laughter] [Music] They paved my road when I was seven or eight years old. I rode that school bus that first day, and I came home. It was the first time I’d ever looked at my own situation, and it’s like I’m poor. [Music] [Laughter] [Music] [Laughter] In…

Hey Steve, I just expanded my business to South America and I’ve got 50 million to spend on the jet. How many people do you want to carry? Uh, just me and six of my girlfriends. Six of your girlfriends? You don’t have enough money to spend on the jet l…