How to buy a 3D printer with Amazon: The best and cheapest

The best 3D printers are getting cheaper, so there’s no reason to go to the store to buy one.But if you do, you can still use Amazon’s 3D printing site to get a cheaper version.Here are some of the...

Read More

The secret to rolling off a roll of toilet paper

The secret of rolling off an toilet paper roll is actually quite simple, according to a study published in the journal Nature.The key to rolling your toilet paper without spilling any ink is to use a roll that’s rolled...

Read More