Search results
Results From The WOW.Com Content Network
Police car equipped with an LRAD-500X sonic weapon (Warsaw, Poland, 2011).. A directed-energy weapon (DEW) is a ranged weapon that damages its target with highly focused energy without a solid projectile, including lasers, microwaves, particle beams, and sound beams.
Tesla has faced numerous complaints over workplace harassment and racial discrimination, [345] [346] with one former Tesla worker who attempted to sue the employer describing it as "a hotbed of racist behavior". [347] As of December 2020, only four percent of leadership at the company are African American and seventeen percent are women. [348]
F-35 stealth fighter jets have been failing to meet mission-capable rates, a watchdog reports. This has been the case for six years despite over $12 billion on operations and maintenance, the GAO ...
Maintenance problems were determined to be so severe that the F-35 is only able to fly twice a week. To address the issue of wing drop and buffet maneuvering, the required control law modifications will reduce the maneuverability of the F-35, "only exacerbating the plane’s performance problems in this area".
Electrogravitics had its origins in experiments started in 1921 by Thomas Townsend Brown (who coined the name) while he was in high school. He discovered an unusual effect while experimenting with a Coolidge tube, a type of X-ray vacuum tube where, if he placed on a balance scale with the tube's positive electrode facing up, the tube's mass seemed to decrease; when facing down, the tube's mass ...
Some electric vehicle manufacturers, such as Tesla, claim that a lithium-ion battery that no longer fulfills the requirements of its intended use can be serviced by them directly, thereby lengthening its first-life. [69] Reused electric vehicle batteries can potentially supply 60-100% of the grid-scale lithium-ion energy storage by 2030. [70]
Mutual assured destruction (MAD) is a doctrine of military strategy and national security policy which posits that a full-scale use of nuclear weapons by an attacker on a nuclear-armed defender with second-strike capabilities would result in the complete annihilation of both the attacker and the defender. [1]
The F-35 was the product of the Joint Strike Fighter (JSF) program, which was the merger of various combat aircraft programs from the 1980s and 1990s. One progenitor program was the Defense Advanced Research Projects Agency (DARPA) Advanced Short Take-Off/Vertical Landing (ASTOVL) which ran from 1983 to 1994; ASTOVL aimed to develop a Harrier jump jet replacement for the U.S. Marine Corps ...