Read the latest articles from Popular Science (Page 1243)

An insole restores communication between the brain and injured feet

You've built your own carbonator; now start mineralizing

Sodastream machines are nice, but for the true seltzer addict, a do-it-yourself carbonation system can be cheaper, more flexible, and more fun

A new helicopter engine design that's both safe and simple

Agriculture is big business. But the future of big farming isn’t in massive machinery, but swarms of smart, cheap 'bots seeding, tending and harvesting fields one plant at a time

This Japanese food machine stuffs pizza crusts, dumplings, and scotch eggs. So guys: where is our pizza with a crust made of a giant circular burrito?

Using Black Hawks and hand-dug trenches to battle the flames

The precise tuggability of a piece of mozzarella must not be left indeterminate

Also disinfectant, crude oil, Sharpies, synthetic insulin...

The Cooper Cooler can chill a Coke or Budweiser in one minute. It's the fastest on the market, but the college lab that invented it isn't done innovating yet

Using 3-D imaging and autonomous arms to take apart a bird cleaner and faster

"Cover the plate with fragments of The Lightness"

Flavor scientist Arielle Johnson discusses the creative side of culinary chemistry

A revitalizing cloud of mist for overheated firefighters

Your chocolate-covered espresso beans are a lie

Half a dozen things you can do with a standard resealable jar

This soldier-saving tourniquet stops bleeding in seconds

An engine mod uses waste heat to cut gas consumption