We present you a selection of best popular science videos of this week, dominated mainly by three wonderful animations by TED-Ed.

TED-Ed: what is dark matter?

SciShow: primarily, science is not a collection of facts, theories or statements in general, but it is the way you get to these.

TED-Ed: the Higgs boson - again!

Veritasium 2: a super smart way to cool things close to absolute zero - somewhat similarly to how you cool your hot soup.

TED-Ed: how particle physics has been driving the information technology revolution.

Vsause: why do we kiss? What is love?

Crash Course!: one of the biggest scandals of our recent history: slavery in America.

Playlist