Epicenter vs Hypocenter in the USGS Earthquake Feed, With JavaScriptEvery earthquake has two locations, and most maps only show one. The hypocenter is the point underground where the rupture starts, and the epicenter is the point on the surface straight above it. The 12h ago · 3 min readliveatlas.hashnode.dev
Build a Northern Lights Checker With NOAA's Free Space Weather DataThe northern lights are one of the few natural events you can check with two HTTP requests. NOAA's Space Weather Prediction Center publishes its aurora data as plain JSON files, with no API key and no1d ago · 4 min readliveatlas.hashnode.dev
What Is Earthquake Magnitude? One Number, Many ScalesSeismologists use earthquake magnitude to express the size of a quake at its source, as one figure calculated from the ground motion that seismometers record. Each whole step in magnitude means 10 t1d ago · 2 min readliveatlas.hashnode.dev