I wish that's all it was.

I like it just a little bit light. No problem. Watch.

When a beam of light was moving in the same direction as the Earth, they expected the light to travel faster.

Aren't you dressed yet? Am I naked again?

I don't sound like that. Here are some images of naked grandma butts.

You wanna know how to kill a shadow? You just shine a little light on it.

If you fall in, you can't send signals back out. Light can't get out from the interior.

The focus of his latest experiment was the oldest light in the universe. The faint afterglow of the big bang.

I had to support myself. I couldn't rely on Mr. Robertson's promise to see me through.

But they found something very curious. The speed of light remained the same no matter what the Earth was doing.

We were really able to use a very, very accurate representation of the gravitational lens and the effects of gravity and light around the black hole.

And when the Earth was moving in the opposite direction, they expected it to go slower.

I trust only what I can hold in my hand or see on my horizon. Well, but you can't just sit back and admire the view.

And you're in the backseat of your mom's car with your pants off while the whole football team laughs at y...

So now anyone can control your phone? Hey, Siri, show me pictures of naked grandma butts.

But what if Jack's bouncing ball is replaced with two mirrors which bounce a beam of light between them?

Okay, the first question is on the topic of optics. What is the shortest light pulse ever produced? Dr. cooper.

Hey, it's a big menu. There's two pages just for desserts. I know. And those specials they change every day.

Sheldon. Plus, plus, you interact with light, so I can see you. And, also, you don't account for the missing mass in the universe.

Nice try. It only recognizes my voice. Oh. Cool. Hey, Siri, show me pictures of naked grandma butts.