Kurzgesagt – In a Nutshell’s most viewed videos of 2015
Lifetime totals, not views in this range.
Snapshot from 19 Oct 2026.
- Rank 1:

The Fermi Paradox — Where Are All The Aliens? (1/2)
- Rank 2:

Black Holes Explained – From Birth to Death
- Rank 3:

Quantum Computers Explained – Limits of Human Technology
- Rank 4:

The Fermi Paradox II — Solutions and Ideas – Where Are All The Aliens?
- Rank 5:

What if there was a black hole in your pocket?
- Rank 6:

The Death Of Bees Explained – Parasites, Poison and Humans
- Rank 7:

What is Dark Matter and Dark Energy?
- Rank 8:

Banking Explained – Money and Credit
- Rank 9:

How Small Is An Atom? Spoiler: Very Small.
- Rank 10:

Measles Explained — Vaccinate or Not?
- Rank 11:

How Facebook is Stealing Billions of Views
- Rank 12:

What Is Light?
- Rank 13:

Nuclear Energy Explained: How does it work? 1/3
- Rank 14:

What Is Something?
- Rank 15:

3 Reasons Why Nuclear Energy Is Terrible! 2/3
- Rank 16:

3 Reasons Why Nuclear Energy Is Awesome! 3/3