5news.U.S. news, all in one place

BREAKING

› Dominion still has pending lawsuits against election deniers such as Rudy Giuliani and Sidney Powell › Russia is 'going backwards' in equipment and deploying post WWII-era tanks, according to Western officials › Podcast: One country musician is calling for other artists to oppose assault rifles › Bidets save you money and reduce waste — we tested the best options out there › 50+ products to make your life easier and our planet cleaner › Mother's Day is around the corner. Here are 50+ thoughtful gifts she'll love › A head-to-toe guide of how men should dress this spring, and where they should shop › 42 of the most useful travel products you can buy on Amazon › The 7 best high-yield savings accounts of April 2023 › Taxes are due tomorrow. Here's how to file for an extension › Dominion still has pending lawsuits against election deniers such as Rudy Giuliani and Sidney Powell › Russia is 'going backwards' in equipment and deploying post WWII-era tanks, according to Western officials › Podcast: One country musician is calling for other artists to oppose assault rifles › Bidets save you money and reduce waste — we tested the best options out there › 50+ products to make your life easier and our planet cleaner › Mother's Day is around the corner. Here are 50+ thoughtful gifts she'll love › A head-to-toe guide of how men should dress this spring, and where they should shop › 42 of the most useful travel products you can buy on Amazon › The 7 best high-yield savings accounts of April 2023 › Taxes are due tomorrow. Here's how to file for an extension

Science

An ancient Chinese math puzzle shows how to win at cards, horse races and gerrymandering

Scientific American · October 14, 2026 at 10:30 AM

A stratagem that dates back two millennia leads to a math puzzle that took 30 years to solve

Read the full article on Scientific American ›

5News aggregated this summary from the outlet’s public feed. The full article, with all the context, is on www.scientificamerican.com — the content belongs to Scientific American.

More from Scientific American

New ‘First Proof’ exam reveals how AI-powered math is a pay-to-play sport

Scientific American · 3 h ago

NIH appears to shut down public comments on science peer-review rule change ahead of schedule

Scientific American · 4 h ago

Microplastics are linked to inflammation—scientists might have finally worked out why

Scientific American · 4 h ago

How a year of extreme weather and a ‘Super El Niño’ will affect fall foliage

Scientific American · 6 h ago

More in Science

Planetary genealogy: Milky Way worlds belong to 1 of 2 ‘families,’ scientists find

Space.com · 1 h ago

Chronic back pain may activate an unexpected brain network, study finds

Live Science · 1 h ago

'Dungeon Crawler Carl' author Matt Dinniman talks inspirations, success, and the upcoming Peacock TV series (interview)

Space.com · 2 h ago

DNA from centuries-old skeletons buried in Montreal reveals no genetic mixing between Indigenous people and French colonists

Live Science · 2 h ago

Tapeworm drug could help treat endometriosis, mouse study hints

Live Science · 2 h ago

New ‘First Proof’ exam reveals how AI-powered math is a pay-to-play sport

Scientific American · 3 h ago