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It’s Okay to Be Smart

So You Want to go to Mars?

Video duration: 8:17

Can't wait to get into outer space? Well there's a bit you need to know first... Spending time in zero gravity can have some pretty extreme effects on the human body. Still scientists are already making plans for long trips to other planets, but first we have to start with a few experiments here on Earth — and it all starts with astronaut Scott Kelly spending one full year in orbit.

Episodes of It’s Okay to Be Smart142

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

Video thumbnail: It’s Okay to Be Smart How Do Bees Make Honey?

It’s Okay to Be Smart

How Do Bees Make Honey?

One of nature's most amazing recipes.

5:15

How Do Bees Make Honey?

5:15

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