Safari Live - Day 121 | National Geographic

That’s one small step for man, one diabetes. On July 16, 1969, Apollo 11 blasted off into space carrying three astronauts bound for the Moon. Four days later, Neil Armstrong became the first man to ever set foot on our celestial neighbor, marking a new e…

In the last video, we took a look at this function ( f(x, y) = x^4 - 4x^2 + y^2 ), which has the graph that you’re looking at on the left. We looked for all of the points where the gradient is equal to zero, which basically means both partial derivatives …

So I’m going to write down a number, and I’m going to think about how much do each of these digits of the number—what value do they represent? And actually, let me pick on this 2 here. What does that 2 represent? Does it just represent two, or does it rep…

The Great City of London, known for its historical landmarks, modern skyscrapers, ancient markets, and famous bridges. It’s arguably the financial capital of the world and home to over eleven thousand people. Wait, what? Eleven… thousand? That’s right: bu…

Hey, Vsauce. Michael here. On December 17th, 1977, Gary Gilmore was executed for murder. He was the first prisoner executed by the United States after a 10-year suspension of the practice. When asked if he had any last words, he simply replied, “let’s do…

Take what you need; respect the land. Treat it, bless it; it will look after you. [Music] Twins Emily and Amanda Gail are accomplished local boat captains. These ladies have an endless knowledge of Florida fishing, and they’re going to lead me to the mo…