Volcanic Glass Kills Mosquitoes

The lower portion of a mosquito's leg, after contact with the powdered perlite
The lower portion of a mosquito’s leg, after contact with the powdered perlite
Michael Roe, NC State University

A type of volcanic glass, perlite is frequently used as building insulation or a potting soil additive. According to a new study, though, it also works quite well at killing malaria-causing mosquitoes.

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Weapon Wednesday – Final Farewell to the F-4 Phantom

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Hyakuri Air Base

Breathalyzer Can Detect Cancer

A new type of breath test could reveal a known precursor for esophageal cancer, new research has revealed
A new type of breath test could reveal a known precursor for esophageal cancer, new research has revealed
magicmine/Depositphotos

Esophageal cancer is a difficult one to detect during its early stages, with most diagnosed only once the disease is well advanced, making it a difficult one to treat. A new type of breath test developed by scientists in the Netherlands could offer a cheap and non-invasive way to screen populations for susceptibility to the disease, demonstrating an ability to detect one of its known precursors with great accuracy in early proof-of-principle trials. read more

Weapon Wednesday – USAF GAU-5A Compact M-4 Carbine

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AIR FORCE
  • The GAU-5A is a modified M4 carbine designed to keep aircrews alive in emergencies.
  • The weapon was rebuilt to fit in the storage compartments of ejection seats.
  • In emergencies, the GAU-5A  can be used to ward off enemy search parties until rescue.

The U.S. Air Force developed a new assault rifle that breaks down into two pieces, allowing it to be stored in the ejection seat of modern jets. The GAU-5A carbine is designed to provide the firepower necessary for aircrew to defend themselves until rescue. read more

A Long-Range Shooter’s Dream

Trijicon's Ventus is the world's first hand-held wind mapper and rangefinder
Trijicon’s Ventus is the world’s first hand-held wind mapper and rangefinder
Trijicon

The Trijicon Ventus looks like a set of binoculars, but in actuality it’s the world’s first hand-held device capable of providing three-dimensional wind data at multiple points between a shooter and a target up to 500 yards (457 m) away. read more

New Corvette Hardtop Convertible

Corvette Convertible and C8R
Like the C7 before it, the C8 Corvette was engineered as a convertible from the get-go
Chevrolet

Chevrolet chose an aircraft hangar in Florida as the location for the unveiling of the newest addition to the Corvette Stingray family, the 2020 Corvette convertible. read more

Simple Test for Heart Disease

The device should hit the market the year after next
The device should hit the market the year after next

We’re already quite familiar with the testing kits in which a woman pees on a “stick” to see if they’re pregnant. Well, Australian scientists have now developed a similar device, except that users spit on it to find out if they’re at risk of heart disease. read more