The World’s Most-Used Cryptocurrency Isn’t Bitcoin

What’s the world’s most widely used cryptocurrency? If you think it’s Bitcoin, which accounts for about 70% of all the digital-asset world’s market value, you’re probably wrong. From a report: While concrete figures on trading volumes are hard to come by in this often murky corner of finance, data from CoinMarketCap.com show that the token with the highest daily and monthly…

How mosquitoes find us

For mosquitoes, finding the next blood meal is all about smelling and seeing. It’s our breath that gives us away. Source: https://earthsky.org/earth/how-mosquitoes-find-us…

A deorbit kit for satellites based on low work-function tethers

Universidad Carlos III de Madrid (UC3M) coordinates a European research project, called E.T.PACK, whose objective is the development of a new system for deorbiting space satellites without using on board power and fuel. For this purpose, a new experimental technology will be employed: a low work-function tether. Source: https://phys.org/news/2019-06-deorbit-kit-satellites-based-work-function.html…