A new origami-inspired bulletproof shield prototype that can withstand shots fired from 9mm, .357 Magnum, and .44 Magnum pistols was created by a team of engineers from Brigham Young University (BYU).
Most bulletproof shields or barriers weigh almost 100 pounds, making them difficult to use and transport. A lightweight version would a useful alternative. Weighing only 55 pounds (25 kilograms), this new shield is made up of 12 layers of Kevlar with an aluminum core, and it is so light it can be folded.
“It goes from a very compact state that you can carry Lees verder
Intertwined like a mass of twisted bodies sliding into a pit, these bizarre lava formations are a creepy natural oddity. Located in Hawaii over the West Kamokuna lava skylight, this eerie photo juxtaposes the proud researcher standing over what looks like the gates of hell.
The photo was shot in 1996 by Laszlo Kestay, who is currently director of the USGS Astrogeology Science Center. So what is this image really showing? Sure, our imagination can run wild with demons being cast into oblivion or corpses sliding into a lava pit, but surely there is a scientific explanation. And indeed, there is!
Since 1970, Americans have celebrated nature and honored the environment each year on April 22. Known as Earth Day, this holiday reminds us how remarkable yet fragile our planet is. Though the special day has always held profound symbolic significance among scientists, environmentalists, and the general public, this year, it is set to carry even more weight, as it has been selected as the date for the much anticipated March for Science.
Unhappy with the current administration’s approach to matters of science and the environment—most notably, its members’ denial of climate change and the potential threats posed to the livelihood of the Lees verder