How to Make a Time Capsule That Will Last 250 Years

The America250 time capsule will hold dozens of historical treasures. Avoiding dampness and other dangers requires lots of ...
IEEE

An Optimization Approach to Eliminate Crosstalk in Zero-Potential Circuits for Reading Resistive Sensor Arrays

Abstract: Crosstalk is a well-known problem in resistive sensor arrays (RSAs). The zero-potential method (ZPM) is a commonly used readout circuit that uses multiplexers and demultiplexers to reduce ...

We're childhood friends who scaled our startup to $13M by age 21. Dropping out of college was the right move — if anything, we did it too late.

Two childhood friends scaled an AI study app to $13 million in revenue and say using AI to code is powerful but comes at a ...
National Bureau of Economic Research

How to Run Surveys: A Guide to Creating Your Own Identifying Variation and Revealing the Invisible

Surveys are an essential approach for eliciting otherwise invisible factors such as perceptions, knowledge and beliefs, attitudes, and reasoning. These factors are critical determinants of social, ...