Ex-CIA Spy: China Is Preparing & We're Not Paying Attention! Here's What Happens If They Takeover!

NARRATOR: 40 miles off the coast of South Australia, shark scientist Doctor Charlie Huveneers and PhD student Madeline Riley investigate the best way to fend off a shark attack. The answer may be to prevent it in the first place. “And then we just need a…

We’re going to do in this video is focus on key misunderstandings that folks often have, and we actually got these misunderstandings from the folks who write the AP exams from the actual College Board. So, let’s say that we are trying to take the derivat…

So maybe, yeah, maybe we should just start out explaining like what is LIGO. LIGO is a huge project aimed at being able to take the bending of space that we think is happening all the time and turn it into some kind of signal that we can use and measure. …

We’re told that a particle moves along the curve (x^2 y^2 = 16), so that the x-coordinate is changing at a constant rate of -2 units per minute. What is the rate of change, in units per minute, of the particle’s y-coordinate when the particle is at the po…

ALBERT EINSTEIN (VOICEOVER): Based on this new phenomenon, it is conceivable, though much less certain, that an extremely powerful bomb of a new type may be constructed. FRANKLIN DELANO ROOSEVELT: A single bomb of this type, carried by boat and exploded …

So I would love to welcome Tenae Tandon onto the stage. Uh, Tenae is the CEO and founder of Othellis, a digital health company that you’re going to be hearing all about. YC first met Tenae when he was 17 years old when he first won YC’s first hackathon. N…