Surprising discoveries from the week of April 10: Pooh, Mario, and Martin

We’ve rounded up the most interesting discoveries from last week’s Quartz Daily Brief newsletters. Get the Daily Brief in your inbox every morning, for free! Each day includes a section with surprising discoveries, along with a selection of important and interesting news from the global economy, curated by Quartz.

A person's hands, holding two versions of the Taiwanese patches, both showing a black bear with red eyes punching Winnie the Pooh. One says We are open 24/7 and the other says Fight for freedom. Both say Scramble!

Photo: Carlos Garcia Rawlins (Reuters)

A bicycle with square wheels on a paved surface.

Screenshot: YouTube – The Q (Other)

Riding a square-wheeled bicycle actually works—it’s just like pedaling a tank, if that’s the sort of thing you’re into.

Gif: CBS / Giphy

ChatGPT and its competitors may be dressed to impress, but chess-playing AI Martin chess robot is glad to be bad.

We now know humans used psychoactive drugs in Europe 3,000 years ago. Hair samples don’t lie!

Read more about psilocybin—we’re obsessed. ⬇️

Gif: Giphy

The original 1985 version of the Super Mario Bros. theme song was added to the US Library of Congress, and called one of the “defining sounds of [the] nation’s history.” But what about the 1UP noise??

Our best wishes for a productive week filled with surprising discoveries. The Quartz Daily Brief is free, but reader support helps make Quartz available to all—become a member today!

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Susan Howson

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Tencent Music Posts 7.3% Q1 2026 Revenue Jump, Points to Triple-Digit Live Growth and Continued Superfan Expansion

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