News
The Science Behind Fireworks – How Do They Produce the Brilliant Colors and Designs?
** This article is strictly for the entertainment and information of our readers. Leave the display fireworks creation, development and launching to the professionals. It is a violation of federal, state and local laws to make or use fireworks without the required permits.
Fireworks are as much a part of the Fourth of July as hot dogs, watermelon and red, white and blue. How do they get those brilliant colors, sparkling trails and heart shapes? There’s a science to creating the perfect firework display.
(Article by stevespanglerscience.com)
Before we dive into the science...
This Glass Frog Wears Its Heart For All To See
A newly discovered glass frog from Ecuador’s Amazon lowlands is giving researchers a window into its heart.
Hyalinobatrachium yaku has a belly so transparent that the heart, kidneys and urine bladder are clearly visible, an international team of researchers reports May 12 in ZooKeys. Researchers identified H. yaku as a new species using field observations, recordings of its distinct call and DNA analyses of museum and university specimens.
Yaku means “water” in Kichwa, a language spoken in Ecuador and parts of Peru where H....
Three-quarters of the planet could face deadly heatwaves by 2100
It killed 739 people in Chicago 1995. In Europe in 2003, it claimed another 70,000 lives. Just seven years later, it would take down 55,000 more in Russia. Extreme heat can and does kill. And while those heatwaves garnered global attention, according to a study released today in the journal Nature, they’re more common than we think. The study’s authors note that worldwide, some 30 percent of people are exposed to life-threatening extreme heat for at least 20 days of each year. If we...
Father's Day: 5 Benefits of Dads That May Surprise You
By
National Geographic
He built the treehouse. Wiped away tears on a tough day. Cheered on the sidelines....
A common sunscreen could help make better solar panels!
You know it as a white smudge across the lifeguard’s nose, or a soothing cream on your baby’s bottom. But someday, the white ointment that protects our skin could generate electricity on your roof or in your car.
Many Americans know zinc oxide as the key ingredient in sunscreen and an effective balm for diaper rash. But it’s also a semiconductor that can be used in new types of solar cells, optical gas sensors and ultraviolet lasers, and in the production of hydrogen gas that could replace petroleum as...
