drones, future technologies, propellers, toroidal propeller
The basic configuration of traditional propellers has not fundamentally changed since the first powered flight by the Wright brothers in 1903. However, as engineers learn more about aerodynamics and attempt new experiments, propellers are evolving into more complex shapes. These feature multiple blades, high sweep angles, blade tip devices, and other features to optimize performance ...
The way technology evolves is stunning to most people. In the computing realm, developments take place at an incredible rate, rendering prevalent technologies obsolete quickly. With time, computing devices continue to get smaller, yet their performance and capabilities get enhanced. Quantum computing is in a league of its own. Quantum computers are made to execute ...
With time, more and more nations are turning toward using green energy. This is not only limited to the U.S. and a few European nations alone. Even the so-called third-world countries are deploying measures to reduce and gradually phase out fossil fuels. Australia is also gearing up to eradicate polluting fossil fuel usage by 2050. ...
The 2019 World Economic Forum (WEF) meeting was held in Davos, Switzerland, between January 22 and 25, 2019. A wide range of topics were covered in the meeting, which will have a direct effect on many of the policies passed by world governments. 5 key takeaways from Davos 2019 1. Economy In 2017, the WEF ...