How to Get Started, Doing Things that Don't Scale, and Press (How to Start a Startup 2014: 8)

Sunil and his friends have been using a group messaging app for over a year to chat with each other. He suspects that, on average, they send each other more than 100 messages per day. Sunil takes a random sample of seven days from their chat history and r…

The electric light, the telephone, the microchip. All great inventions. But for me, the most important of all was the wheel, mainly because it led to things like this. Downhill cycling. Why use two wheels when one makes you look twice as cool? But before…

[Horn honking] [Siren wailing] A city is like a brain. It develops from a small center and slowly grows and changes, leaving many old parts still functioning. New York can’t afford to suspend its water supply or its transportation system while they’re bei…

Part D. The pipe can hold 50 cubic feet of water before overflowing. For T greater than 8, water continues to flow into and out of the pipe at the given rates until the pipe begins to overflow. Right, but do not solve an equation involving one or more int…

Introducing Constitution 101: The National Constitution Center and KH Academy are teaming up to offer students a free online course on the US Constitution. Led by conversations hosted by Jeffrey Rosen, President and CEO of the National Constitution Cente…

A clear financial point gives you the desire to put in the work. The problem is many of you think you want something, but you actually don’t really care about it that much. They are just words. Here are 15 things you think you want but you actually don’t…