Computer Sciences

Are virtual private networks actually private?

In countries where internet censorship and surveillance are government policy, online security is crucial for at-risk users. Journalists, activists, politicians and others with a prominent online presence can face dire consequences ...

Energy & Green Tech

Super-fast electric car charging, with a tailor-made touch

Despite the growing popularity of electric vehicles, many consumers still hesitate to make the switch. One reason is that it takes so much longer to power up an electric car than it does to gas up a conventional one. But ...

Consumer & Gadgets

Is propane a solution for more sustainable air conditioning?

Current severe heatwaves that will likely increase in severity and frequency in the future are driving a rise in the use of air conditioners, threatening the environment with their high energy consumption and refrigerants ...

Computer Sciences

Cryptography in the blockchain era

The advent of blockchains has ignited much excitement, not only for their realization of novel financial instruments, but also for offering alternative solutions to classical problems in fault-tolerant distributed computing ...

page 2 from 6