DIY
PopSci's curated collection of life skills, tech tips, and hands-on projects we think you'll love.
Latest in DIY
![A lineup of the best 3D printer filament on a white background](https://www.popsci.com/wp-content/uploads/2023/07/05/best-3d-printer-filaments.jpg?w=692)
Computers
The best 3D printer filaments of 2024
![Mountains and a pine forest covered in wildfire smoke.](https://www.popsci.com/wp-content/uploads/2021/07/26/Wildfire-Smoke-Air-Quality.jpeg?w=600)
Climate Change
What to do when wildfire smoke fills the air
![Hand sanitizer bottle and hands.](https://www.popsci.com/wp-content/uploads/2020/04/22/QV7X6DH4IZAYZKKA62DNCFAY5U.jpg?w=675)
COVID-19