Engineering

Scientists create greener and cheaper way to make patterned metals for solar cells

Patterning metals for electronics and solar cells can be slow, expensive and involve toxic chemicals Scientists from the Department of Chemistry at the University of...

Scientists create thinnest optical device in the world

Engineers at the University of California San Diego have developed the thinnest optical device in the world—a waveguide that is three layers of atoms...

Nanowire arrays could improve solar cell efficiency

Solar cell efficiency can improve by using metal nanowire meshes that provide high transmissivity and high electrical connectivity, says new study. Transparent electrodes are a...

Scientists discover lead-free perovskite semiconductor for nontoxic solar cells

Solar panel installations are on the rise in the U.S., with more than 2 million new installations in early 2019, the most ever recorded...

New graphene discovery could help develop superconductors

When two mesh screens are overlaid, beautiful patterns appear when one screen is offset. These "moiré patterns" have long intrigued artists, scientists and mathematicians and...

Return to the moon? 3D printing with moondust could be the key to future...

The entire Apollo 11 mission to the moon took just eight days. If we ever want to build permanent bases on the moon, or perhaps...

New heat-free tech could print metal traces on just about anything, including a rose...

Scientists are using liquid-metal particles to print electronic lines and traces on rose petals, leaves, paper, gelatin -- on all kinds of materials. The...

Scientists develop new tech to harness energy from seawater

Salt is power. It might sound like alchemy, but the energy in places where salty ocean water and freshwater mingle could provide a massive source...

How to keep buildings cool without air conditioning

The warmer it gets, the more people crank up the air conditioning (AC). In fact, AC is booming in nations across the world: it’s predicted...

New discovery about perovskites paves way for new generation of solar cells

A study led by KU Leuven for the first time explains how a promising type of perovskites - man-made crystals that can convert sunlight...

Most Popular

Scientists find the major cause of autism

In a new study, researchers discovered that autism is 80% reliant on inherited genes. That means that environmental causes are only responsible for 20% of...
These two types of drugs are linked to dementia

These two types of drugs are linked to dementia

In a recent study from the University of East Anglia, researchers find that long-term use of anticholinergic antidepressants is linked to a higher risk...

This popular painkiller may harm your blood sugar

In a new study, researchers found popular pain drug opioid tramadol (marketed as ConZip and Ultram) may increase the risk of developing hypoglycemia, or...

Popular high blood pressure drug may increase risk of bowel disease

High blood pressure harms one in ten adults across the globe, and it increases the risk of heart attack and stroke. The most common treatments...
Common painkiller may harm your immune system, damaging heart and kidneys

Common painkiller may harm your immune system, damage heart and kidneys

In a recent study, researchers found that a widely used type of painkiller may increase risks of heart failure and kidney disease. The type of...