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20 July 2025 Vol 19

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This Turbo Escooter Wants to Set a Guinness World Record

This Turbo Escooter Wants to Set a Guinness World Record

Photograph: Julian Chokkattu The app doesn’t have many other features outside of locking the motor, choosing modes, turning on the…
Einstein Showed That Time Is Relative. But … Why Is It?

Einstein Showed That Time Is Relative. But … Why Is It?

Nope, NOT 20 m/s. To them the ball is moving at 30 m/s (i.e., 10 + 20). So much for…
7 Best Coffee Concentrates for Instant Caffeine (2025)

7 Best Coffee Concentrates for Instant Caffeine (2025)

If you know a thing or two about coffee, you might find the other brands recommended here too lowbrow. But…
Apple sues leaker Jon Prosser for stealing iOS secrets

Apple sues leaker Jon Prosser for stealing iOS secrets

Apple has sued the well-known leaker Jon Prosser for the alleged theft of trade secrets related to iOS 26. Prosser…
A brief history of “three-parent babies”

A brief history of “three-parent babies”

This week we heard that eight babies have been born in the UK following an experimental form of IVF that…
Lelo Ora 3 Review: A Tongue Stimulator

Lelo Ora 3 Review: A Tongue Stimulator

The Lelo Ora 3 doesn’t beat around the bush. Whereas some product packages label the contents inside as a massager…
Uber and Lucid’s Big Bet on Driverless Robotaxis Will Hit the Road in 2026

Uber and Lucid’s Big Bet on Driverless Robotaxis Will Hit the Road in 2026

Uber has partnered with electric vehicle maker Lucid and autonomous tech company Nuro to deploy 20,000 self-driving taxis over the…
NASA’s X-59 Well On its Way to Revolutionize Supersonic Flight with a Quiet Thump

NASA’s X-59 Well On its Way to Revolutionize Supersonic Flight with a Quiet Thump

Photo credit: NASA / Carla ThomasThe X-59 rolled out of the Lockheed Martin Skunk Works hangar in Palmdale, California on…
Perplexity sees India as a shortcut in its race against OpenAI

Perplexity sees India as a shortcut in its race against OpenAI

While OpenAI has cemented its lead in the U.S., Perplexity is taking a different route — quietly expanding into India…
New ChatGPT Agent Shows How Your Digital Assistant Just Got a Lot Smarter

New ChatGPT Agent Shows How Your Digital Assistant Just Got a Lot Smarter

OpenAI has launched a new ChatGPT feature that feels like a step towards a future where your digital assistant doesn’t…