Join PopSci+ to read science’s greatest stories.
It’s just $1 per month »
JOIN
LOG IN
Channels
PopSci+
Science
Archaeology
Ask Us Anything
Biology
Dinosaurs
Physics
Space
Technology
AI
Aviation
Best of What’s New
Engineering
Internet
Military
Robots
Security
Vehicles
Environment
Agriculture
Animals
Climate Change
Conservation
Energy
Sustainability
Weather
DIY
Life Skills
Projects
Tech Hacks
Health
Diseases
Fitness & Exercise
Medicine
Nutrition
Psychology
Gear
Audio
Cameras
Computers
Fitness Gear
Gaming
Gift Guides
Home
Home Theater
Outdoor Gear
Phones
Tablets
Wearables
More
Merch
Newsletter Sign-Up
PopSci Shop
Podcasts
Video
FIND US ON
Social
Facebook
Twitter
LinkedIn
Instagram
Pinterest
Youtube
Flipboard
Apple News+
RSS
SOCIAL
PopSci +
Popsci+
Subscribe
Log in
Science
Archaeology
Ask Us Anything
Biology
Dinosaurs
Physics
Space
Technology
AI
Aviation
Best of What's New
Engineering
Internet
Military
Robots
Security
Vehicles
Environment
Agriculture
Animals
Climate Change
Conservation
Energy
Sustainability
Weather
DIY
Life Skills
Projects
Tech Hacks
Health
Diseases
Fitness & Exercise
Medicine
Nutrition
Psychology
Gear
Audio
Cameras
Computers
Fitness Gear
Gaming
Gift Guides
Home
Home Theater
Outdoor Gear
Phones
Tablets
Wearables
Newsletter Sign-Up
MERCH
PopSci +
William Gurstelle
Get latest from William Gurstelle
Raid Your Kitchen To Build This Potato Chip Speaker [Video]
By William Gurstelle / Mar 14, 2013
How To Build A Jacob’s Ladder
By William Gurstelle / Mar 11, 2016
Re-Create The First Intercontinental Weapon
By William Gurstelle / May 9, 2016
How to build a medieval crossbow
By William Gurstelle / May 12, 2017
Build a gas-powered marshmallow shooter
By William Gurstelle / Jan 26, 2017
Make these tiny, exploding hydrogen bubbles
By William Gurstelle / Oct 13, 2017
How to build an hourglass watchtower
By William Gurstelle / Aug 4, 2017
How to build a solar microscope
By William Gurstelle / Jul 27, 2018
Make a snowball slingshot and rule your neighborhood with an icy fist
By William Gurstelle / Feb 4, 2021
Throwing knives is growing more popular—here’s how to get started
By William Gurstelle / Oct 8, 2018
How to build a steam-powered cannon invented by Da Vinci
By William Gurstelle / Mar 15, 2017
Build Your Own Mini Medieval Siege Weapon
By William Gurstelle / Sep 15, 2016
Posts navigation
1
2
Next