SCIENCE · Scientific American
This calculator has just two buttons. See how it works - Scientific American
Published: 2026-11-03T18:00:00.000Z · 3-Minute Executive Summary
Scientific American reports that <a href="https://news.google.com/rss/articles/CBMirgFBVV95cUxOSDhTaGRiUEwzbGJDUjNSdE5VQkhz TjdXMnAwUjI2NU4wRUxuRGs5QTdRWkFLV0RZYWFmQmN0T2dPOUp5WUpZTF9VQWpmd0dyeDFxT2VqdVFHNVRuTjh FdDJCX0hVOV9mUHppMGd5My1RLXZLM0dHZl8ya UxVcThZRXJTX2V4eVpDSWlMc05jWUdmbzlPTGJSTW5PY2lrVG1VV2FLUkhQZTZLQU54R3c?oc=5" target="_blank">This calculator has just two buttons. See how it works</a> <font color="#6f6f6f">Scientific American</font>