3Unveiling the first-ever image of a black hole [video] (opens in new tab)youtube.com2164doktorn7y ago489
5Cowspiracy – How the planet is being destroyed by animal agriculture (opens in new tab)cowspiracy.com18doktorn11y ago5
6Show HN: Disctrail, a binary-determination logic puzzle (opens in new tab)itunes.apple.com1doktorn12y ago0
7Ask HN: What's the best marketing effort for $1000?Let's say you have $1000 to spend on marketing in the US for an iPhone/iPad puzzle game. What would you spend it on?show more7doktorn12y ago7
