Â鶹´«Ã½

Katie Steckles

Sign up to our weekly newsletter

Receive a weekly dose of discovery in your inbox. We'll also keep you up to date with Â鶹´«Ã½ events and special offers.

Sign up

More from Katie Steckles

Explore the latest news, articles and features

Â鶹´«Ã½. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

BrainTwister

Braintwister #69: Backward drops

16 April 2025

BrainTwister #63: A 2025 puzzle

BrainTwister #63: A 2025 puzzle

Regulars

Â鶹´«Ã½. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

BrainTwister

BrainTwister #63: A 2025 puzzle

5 March 2025

Â鶹´«Ã½. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

BrainTwister

BrainTwister #61: Mark to mark

19 February 2025

Barcodes on Magazines

Mathematics

Barcodes: How they could be your latest mathematical party trick

Regulars

BrainTwister #59 Seven segments

BrainTwister #59 Seven segments

Regulars

BrainTwister #56: Square sums by four

BrainTwister #56: Square sums by four

Regulars

BrainTwister #54: New year, new numbers

BrainTwister #54: New year, new numbers

Regulars

BrainTwister #53: Dividing digits

BrainTwister #53: Dividing digits

Regulars

C0TPTP Beautiful yellow sunflower macro

Mathematics

How Fibonacci numbers give us a neat hack for converting between units

Regulars

Hand pouring white wine into a glass from a BIB - cardboard bag in box with open tap standing on a table. Close up image. Copenhagen, Denmark - November 2, 2022. ; Shutterstock ID 2221452919; purchase_order: -; job: -; client: -; other: -

Mathematics

The mathematics behind pouring a glass of wine

Regulars

3D illustration, brain shaped maze. Concept image of study and brain behavior.; Shutterstock ID 2177110871; purchase_order: -; job: -; client: -; other: -

BrainTwister #35: Cube cuts

Regulars

Piano Exit Overlay Banner Mobile Piano Exit Overlay Banner Desktop