Consumer & Gadgets
(Tech Xplore)—Are you into golf? Practice makes solid if not perfect results. Also, watching videos to see how the professionals do it is fine but probably not enough to get you to a higher level.
Software
(Tech Xplore)—OK, your favorite subject, mobile work warriors, is battery life, and we sympathize with your focus, which in the best of all worlds you wish could be placed elsewhere.
Consumer & Gadgets
This month HoloLens made news and comments about its battery life were sprinkled with words such as "disappointing" and "not great." The writers were referring to revelations about battery life for the anticipated device, ...
Engineering
CES will be the venue for numerous headlines for a while as business after business announces a new concept in smart cars, smart kitchens and smarter robots and as booths keen on attracting business partners tell their stories ...
Energy & Green Tech
(Phys.org)—Instant crowd pleaser: Any headline that promises more battery life for smartphones. And why wouldn't it be a crowd-pleaser, considering the hassles in running out of juice when you need it the most?
Energy & Green Tech
A fuel cell can keep drones in flight in hours, not minutes. The company behind the technology will show it at CES 2016.
Robotics
Hobbyists can give their Saturday afternoon drones a rest. Why must fun be in the form of military-looking insects? What about a design-friendly ball floating in the air?
Consumer & Gadgets
What is the big deal with 4K? The term 4K refers to four times the number of pixels as standard screens. Describing the effect of 4K in TV, John Archer wrote in Trusted Reviews: "The extra resolution of 4K images adds more ...
In electronics, a battery or voltaic cell is a combination of many electrochemical Galvanic cells of identical type to store chemical energy and to deliver higher voltage or higher current than with single cells.
The battery cells create a voltage difference between the terminals of each cell and hence to its combination in battery. When an external electrical circuit is connected to the battery, then the battery drives electrons through the circuit and electrical work is done. Since the invention of the first Voltaic pile in 1800 by Alessandro Volta, the battery has become a common power source for many household and industrial applications, and is now a multi-billion dollar industry.
This text uses material from Wikipedia, licensed under CC BY-SA
