If Notion’s pricing or privacy annoys you, these self-hosted open-source alternatives might be worth a weekend project.

If you clicked on a Wikipedia article this year, you contributed to the estimated 2.4 billion hours spent reading English-language articles in 2025 — and we now know which articles were the most ...

“Epstein haunts Trump’s 2nd term,” USA Today says on Friday’s front page. As “Don’s best friend,” The New York Times says, “Epstein and Trump bonded over the pursuit of women.” This “could be an ...

The use of solar power in irrigation raises concerns about sustainable groundwater extraction. However, an empirical study from Bangladesh shows that the energy source is just one piece of a larger ...

The question of where eddies come from is immortalized in verse, and an earwig emerges remarkably unscathed from inside a vacuum tube, in this week’s peek at Nature’s archive.