'Electric Sails' Could Propel Superfast Spacecraft by 2025

by Mike Wall, Space.com 

Artist's illustration of a spacecraft powered by an "electric sail," which would gain momentum from protons in the solar wind. Credit: Alexandre Szames, Antigravite, Paris, France View full size image

SANTA CLARA, California — Robotic spacecraft may ride the solar wind toward interstellar space at unprecedented speeds a decade or so from now.

Google: Our quantum computer is 100 million times faster than a conventional system

By Joel Hruska

Ever since quantum computer manufacturer D-Wave announced that it had created an actual system, there have been skeptics. The primary concern was that D-Wave hadn’t built a quantum computer as such, but instead constructed a system that happened to simulate a quantum annealer — one specific type of quantum computing that the D-Wave performs — more effectively than any previous architecture.

What is VPN (Virtual Private Network)? How it Works?

BY ADITYA TIWAR



VPN is a technology used to setup a private network over the internet to share the resources of a corporate intranet with remote users and other office locations of the company.

Light-based 'Li-Fi' beams data 100 times faster than Wi-Fi

A developing technology called Li-Fi promises Wi-Fi speeds 100 times faster than conventional technology using the visible light spectrum.





Do you find those blazing-fast MU-MIMO 802.11ac routers still too darn pokey? One start-up hopes to turn your light bulb into a data transfer connection capable of speeds 100 times faster than current Wi-Fi by 2020.

If Earth is spinning to the east, why isn't it faster to fly to the west.

Cracked : One of the most wtf Science questions solved

Watch the video : If Earth is spinning to the east, why isn’t it faster to fly west?