For the longest while, I never understood what TED was. Most of what I gleamed from Twitter was that it was some sort of lecture series about social media and technology. However, there’s so much more to it that I’m disappointed I didn’t discover it sooner. So for today’s instalment of our Best of the Interweb series, it’s a look at some of the best TED talks on the internet.

Brian Greene: Why is our universe fine-tuned for life?

Sir Ken Robinson: Do schools kill creativity?

Arthur Benjamin: Lightning calculation and other “Mathemagic”

Dan Gilbert asks, Why are we happy?

Pranav Mistry: The thrilling potential of SixthSense technology

Neil Burgess: How your brain tells you where you are

Jill Bolte Taylor’s stroke of insight

Sheena Iyengar: How to make choosing easier

Pamela Meyer: How to spot a liar

Tali Sharot: The optimism bias