James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Trump used a rare prime-time address to rehash campaign grievances, oversell economic gains, and argue with voters’ lived ...

If you were born on an isolated desert island in the middle of the ocean and had no communication with the outside world, your knowledge of geography would be limited. Peering through binoculars, ...

The startup Observable is trying to echo GitHub with a free tool and platform for creating, sharing, and tweaking data visualizations. Creating sophisticated data visualizations may not be for ...

The visible universe just shrunk by 320 million light-years in all directions, updating a famous calculation that physicists first made 13 years ago. If you're trying to calculate the size of the ...

Assessing student learning effectively is often complicated by relying on ambiguous proxies such as grades, quiz scores, or assumptions about students' internal states, such as what they feel, think, ...

Luckily, we don't have to count them one by one. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. All matter in the universe — no matter how big, ...

In the beginner’s guide to using Observable JavaScript, R, and Python with Quarto, I outlined how to use Observable within a Quarto file. However, one of my top tips for Quarto users learning ...

Learn how to make the most of Observable JavaScript and the Observable Plot library, including a step-by-step guide to eight basic data visualization tasks in Plot. Built-in reactivity is one of ...