Energy & Green Tech

Using ocean plastic waste to power ocean cleanup ships

A team of researchers from Worcester Polytechnic Institute, Woods Hole Oceanographic Institution and Harvard University believes that the plastic amassing in floating islands in the oceans could be used to power the ships ...

Electronics & Semiconductors

Testing the use of kombucha to make circuit boards

A small international team of material and computer engineers has tested the possibility of using kombucha to make electronic circuit boards. Their paper, posted on the arXiv pre-print server, describes various methods of ...

Engineering

Engineering students invent a quieter leaf blower

The challenge before Johns Hopkins University engineering students: Take a leaf blower, but make it quiet. Make it work as powerfully as ever, but do not allow it to emit the ear-piercing caterwaul that has gotten leaf blowers ...

Engineering

Speckle-free holography for virtual displays

Virtual and augmented reality headsets are designed to place wearers directly into other environments, worlds and experiences. While the technology is already popular among consumers for its immersive quality, there could ...

Engineering

Objects can now be 3D-printed in opaque resin

A team of EPFL engineers has developed a 3D-printing method that uses light to make objects out of opaque resin in a matter of seconds. Their breakthrough could have promising applications in the biomedical industry, such ...

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