Sydney Page is a staff reporter who writes for The Washington Post’s The Optimist section, a collection of stories about humanity. She also authors The Optimist weekly newsletter. She has been a ...

The 100 billion neurons in your brain are always busy. A single neuron may deliver 12 messages in one-thousandth of a second by using tiny chemical impulses to leap over tinier gaps called synapses.

When you open a new tab in Microsoft Edge (Chromium), it offers a personalized experience. You get to see an image of the day, quick links, the content section, which is mostly from Microsoft News, it ...