How many years’ worth of calendars would need to be kept so that they can be used in the same order over and over again for the same number of years? The calendars should always be valid, meaning that ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

Marjorie Rice, a homemaker from San Diego, solved a decades-old geometry problem in 1975. Her discovery of new pentagon ...

After three months of using an AI system to help flag polyps, they became less adept at spotting them unaided.But the real ...

The Senate this week passed a bill to fix IRS math error notices for filers who make simple mistakes on their tax returns. The Internal Revenue Service Math and ...

The company announced plans in July to buy Core Scientific, a Bitcoin miner and data center operator. Shares of Core Scientific dropped nearly 18% after the announcement, though they have since ...

Setting aside time in the school day to teach students social-emotional skills, such as emotional regulation and perspective-taking, can substantially boost students’ grade-point averages and ...

Zoology is the scientific study of animals. This discipline can include animal anatomy, physiology, biochemistry, genetics, evolution, ecology, behaviour and conservation. Hand bones from a human ...

9. Andrew Mangiapane played NHL game #500 Saturday. Mangiapane was a little quiet in pre-season. But he has goals in back-to-back regular season games. 8. You will see a million rumors between now and ...