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Season guide

Kurzgesagt - In a Nutshell: 2015

18 episodes Premiered Jan 20, 2015 Updated Aug 15, 2026
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Episodes

S3·E1

How Small Is an Atom? (Spoiler: Very Small)

Jan 20, 2015 · 5 min

Atoms are very weird. Wrapping your head around exactly how weird, is close to impossible – how can you describe something that is SO removed from humans experience? But then again

S3·E2

Measles Explained — Vaccinate or Not?

Feb 24, 2015 · 6 min

Everybody is talking about Measles – but what does the virus actually do in the body? Is it really so harmful that you need a vaccination? We go deep into the body of an infected p

S3·E3

Banking Explained — Money and Credit

Mar 12, 2015 · 6 min

Banks are a riddle wrapped up in an enigma. We all kind of know that they do stuff with money we don’t understand, while the last crisis left a feeling of deep mistrust and confusi

S3·E4

Nuclear Energy Explained: How Does It Work? (1/3)

Mar 26, 2015 · 5 min

Nuclear Energy is a controversial subject. The pro- and anti-nuclear lobbies fight furiously, and it's difficult to decide who is right. So we're trying to clear up the issue - in

S3·E5

3 Reasons Why Nuclear Energy Is Terrible! (2/3)

Apr 1, 2015 · 4 min

Nuclear energy might be a failed experiment. In over sixty years the technology has not only failed to keep its promise of cheap, clean and safe energy, it also caused major catast

S3·E6

3 Reasons Why Nuclear Energy Is Awesome! (3/3)

Apr 1, 2015 · 4 min

Nuclear energy might have a lot of unused potential. Not only is it one of the best mid term solutions for global warming bit despite what gut feeling tells us, it has saved millio

S3·E7

The Fermi Paradox — Where Are All the Aliens?

May 6, 2015 · 6 min

The universe is unbelievably big – trillions of stars and even more planets. So… there just has to be life out there, right? But where is it? Why don’t we see any aliens? Where are

S3·E8

The Fermi Paradox II — Solutions and Ideas

Jun 4, 2015 · 6 min

Where are all the aliens? The universe is too big and too old, why have we not met aliens yet? Do they live in computers? Were they wiped out by an ancient super intelligence? Or a

S3·E11

What Is Dark Matter and Dark Energy?

Aug 6, 2015 · 6 min

What is dark energy? What is dark matter? Well, if we knew exactly we would have a nobel prize – we know that they exist though. So what do we know about those strange things?

S3·E13

Addiction

Oct 1, 2015

What causes addiction? Easy, right? Drugs cause addiction. But maybe it is not that simple.

S3·E14

What Is Light?

Oct 15, 2015 · 5 min

We are so used to some things that we stopped wondering about them. Like light. What is light? Some kind of wavy thing, right? Kind of.

S3·E15

How Facebook Is Stealing Billions of Views

Nov 10, 2015 · 5 min

Facebook just announced 8 billion video views per day. This number is made out of lies, cheating and worst of all: theft. All of this is wildly known but the media giant Facebook i

S3·E18

What Is Something?

Dec 23, 2015 · 6 min

What is something? On the most fundamental level thinkable, what are things? Why are things? And why do things behave the way they do?