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A Fundamental Principle of Aeronautical Engineering Has Been Overturned

RITSUKO KAWAI

It's long been accepted that the smoother the surface, the lower the aerodynamic drag. That turns out not always to be the case.

Why Garlic Repels Mosquitoes and Keeps Them From Breeding

FERNANDA GONZÁLEZ

Garlic, as your grandmother may have told you, repels mosquitoes; it also completely blocks them from mating and laying eggs. Diallyl disulfide, it turns out, deserves the credit.

14 New Tools for Taking on the Great Outdoors Properly

CHRIS HASLAM, JEREMY WHITE

It’s time to prep your kit ahead of the summer season. These tools will do the job.

These Robots Are Making Meals for a Nonprofit in San Francisco’s Tenderloin

BOONE ASHWORTH

A nonprofit in the city’s most troubled district has turned to robotic meal prep tech to make up for a dearth of human volunteers.

The Best Browser Extensions to Get More Out of YouTube

DAVID NIELD

You can significantly improve the YouTube experience with these browser add-ons.

Topo Designs Rover Trail Pack Is the Best Backpack I’ve Ever Used

MARTIN CIZMAR

Unsurprisingly, the Denver gorpcore brand that makes many of the best bags in the world has delivered a perfect backpack.

Whatever the mirror test tells us, beluga whales pass it

FEDERICA SGORBISSA

The white whales join the short, contested list of animals that see themselves.

The Dreamie alarm clock got me to stop using my phone in bed

AMANDA SILBERLING

What sets Dreamie apart from all of the other fancy alarm clocks is laughably simple: It can play podcasts.

I tried Amazon’s Bee wearable and am both intrigued and slightly creeped out

LUCAS ROPEK

Like other AI wearables, Amazon's Bee offers an odd combination of convenience and privacy anxiety.

Memorial Day Tech Deals: Sony, Anker, Beats (2026)

LOURYN STRAMPE

Lots of our most-recommended headphones, power banks, and other gadgets are on sale for Memorial Day.

TechCrunch Mobility: Robotaxi reality check

KIRSTEN KOROSEC

Welcome back to TechCrunch Mobility — your central hub for news and insights on the future of transportation.

6 kitchen gadgets that make adulting feel easier

LAUREN FORRISTAL

From a robot stirring your soup to a bread machine that kneads your dough, here are 6 gadgets that may make you feel like you’ve won adulthood.

Xreal, Google’s smartglasses partner, thinks it has finally mastered this notoriously tricky industry

LUCAS ROPEK

Chi Xu, the founder and CEO of XREAL, thinks the smart glasses business has finally reached a turning point.

Best Memorial Day Mattress Deals: Helix, Saatva (2026)

LOURYN STRAMPE

It’s one of the best times of the year to buy a mattress, and deals on our favorite models are in full swing.

Everyone is navigating AI security in real time — even Google

CONNIE LOIZOS

We're in the transition period -- all of us.