Pittsburgh will become a dark sky city in 2022
Anyone who lives in a big city knows that stars are a rare sight due to light pollution, but that may soon change in one American metropolis. Pittsburgh, Pennsylvania has announced that it will become a dark sky city in 2022, joining others like Tucson and Sedona in Arizona, and Fulda in Germany in Read More...
This clever lamp indicates outdoor air pollution levels
When a body of water is too dirty to get into, the evidence is generally right before your eyes. You can see the swirls of oil on the surface of the water, as well as plastic waste or other rubbish floating along, so you know to search for another place to go in for a dip. This is not Read More...
This tech makes sunlight more potent so normal greenhouses can grow more
Indoor farming startups are known to grow crops using efficient LED light bulbs with custom “light recipes” that adjust the color of the LEDs to help plants grow faster. With that said, all these lighting systems using LED bulbs still use a huge amount of energy, which is why scientists have Read More...
This cheap mineral is making LED lighting technology far more efficient
Light-emitting diodes (LEDs) may be the most energy efficient light-generating technology we have now, but scientists have found a way to make them even more efficient. Using perovskite, a mineral found abundantly in the Earth’s mantle, as the semiconductor, the LED can produce light more Read More...