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2 Pop Quiz • EXPERT HACKS, GEAR RECS & LIFE-TESTED WISDOM FROM OUR EDITORS
3 Can’t Stop Thinking About
WHICH CUP WILL FILL FIRST?
How Ukraine’s “Secret Weapon” Shrugs Off Russian Radio Interference
The Pentagon’s Hypersonic Rocket Engine
Our Model of Human Color Perception Being Wrong
This Tip to Make Drilling Thick Steel Easier
When Gas Really Expires
If We Can Eradicate Zombie Cells
A LIVING HISTORY OF THE HUMBLE PAPER AIRPLANE • FOR CENTURIES, PAPER AIRPLANES HAVE UNLOCKED THE SCIENCE OF FLIGHT—NOW THEY COULD INSPIRE DRONE DESIGNS.
Weird Ways to Generate Lift • Here’s how strangely shaped objects—from Frisbees to honeybees—generate lift to soar through the air.
ALPHA LOCK INSTRUCTIONS
Leroy Hood Wants to Show You How to LIVE FOR A REALLY, REALLY LONG TIME
IN THE WAR AGAINST THE SPOTTED LANTERNFLY, TWO TINY WASPS COULD BE THE SECRET WEAPON
There Has Never Been a Better Time to Buy a SMART GRILL
Can AI Really Teach a Novice Woodworker
The Best Cordless Angle Grinders for Cutting, Grinding, and More
5 Made Right • GEAR TO STAND THE TEST OF TIME
Brava’s Glass Smart Oven Cooks at the Speed of Light
7 Editors’ Choice • ONE PIECE OF GEAR THAT’S WON THE HEARTS OF OUR TEST TEAM
8 More • MEMBER-ONLY STORIES, HANDS-ON TESTING, AND FUN FACTS YOU ONLY GET WITH POPMECH PRO