If you have an interest in audio there are plenty of opportunities for home construction of hi-fi equipment. You can make yourself an amplifier which will be as good as any available commercially, and ...

A dead satellite can become a high-speed hazard in an orbit that is already packed with working spacecraft. That risk is why ...

This remarkable miniature rotorcraft is so lightweight and efficient that it can lift its own mass given nothing but sunlight. The entire thing weighs about as much as four paperclips, and it can fly ...

Researchers are developing a real-life tractor beam, with the goal of pulling defunct satellites out of geostationary orbit to alleviate the space junk problem.

Whether you're a casual gardener or someone who needs to disinfect surfaces frequently for their actual job, you may have encountered the need for a sprayer at some point. In the past, all kinds of ...

Ferroelectric fluids use a strong transverse electrostatic force to climb 80 mm, enabling lightweight, low-voltage motors and compact energy-efficient actuators. (Nanowerk News) Researchers have ...

What if the very principles that have powered industry for over a century were suddenly turned on their head? For decades, electromagnetic motors—reliant on copper windings and rare earth magnets—have ...

Over on his YouTube channel [Ryan Inis] has a video about how electrostatic motors are breaking all the rules. He explains that these days most motors are electromagnetic but suggests that may be ...