PBS Anywhere

Providing Support for PBS.org

It’s Okay to Be Smart

What is Deja Vu?!

Video duration: 3:43Expires: 07/15/20

Most of us have felt it before, that strange sensation that you’ve been somewhere or seen something before, as if you already remembered what’s happening. Are you psychic? Nope, that’s just déjà vu. Why does déjà vu happen? Well, scientists aren’t completely sure, but they’ve got a few good theories about it.

Episodes of It’s Okay to Be Smart143

Video thumbnail: It’s Okay to Be Smart The Most Important Moment in the History of Life

It’s Okay to Be Smart

The Most Important Moment in the History of Life

The amazing legacy of animal cells.

6:13

The Most Important Moment in the History of Life

6:13

Video thumbnail: It’s Okay to Be Smart Why Are You Multicellular?

It’s Okay to Be Smart

Why Are You Multicellular?

Even cells can be selfish.

4:41

Why Are You Multicellular?

4:41

Video thumbnail: It’s Okay to Be Smart Are You Smarter Than A Slime Mold?

It’s Okay to Be Smart

Are You Smarter Than A Slime Mold?

The simplest organisms can still accomplish wonders.

4:39

Are You Smarter Than A Slime Mold?

4:39

Video thumbnail: It’s Okay to Be Smart Is Inheritance Really All In Our Genes?

It’s Okay to Be Smart

Is Inheritance Really All In Our Genes?

Epigenetic inheritance is really weird, but is it real?

4:51

Is Inheritance Really All In Our Genes?

4:51

See all Episodes