Facebook losing teens to Instagram-Snapchat: forecast
Tue, Aug 22, 2017 - 7:33 pmFacebook use in the US will slow as teens and young adults opt for smartphone image-sharing services Instagram and Snapchat, according to an eMarketer forecast released on Tuesday.
Read More...
Newest solar cells underperform in cloudy countries
Tue, Aug 22, 2017 - 4:58 pmTo determine how efficient new solar cells convert sunlight into electricity, small sample cells are tested under ideal conditions. However, the reported efficiency is not very representative of the actual annual yield when the cells are placed onto a rooftop and exposed to the Dutch weather. In an article published in ACS Energy Letters on August 22, 2017, AMOLF researchers present a model that predicts how the next generation of solar cells will perform under realistic conditions.
Read More...
Accelerating the mobile web: 'Vroom' software could double its speed
Tue, Aug 22, 2017 - 4:20 pmDespite that most web traffic today comes from smartphones and tablets, the mobile web remains inconveniently slow. Even on fast 4G networks, a page takes 14 seconds to load on average—an eternity in today's connected world.
Read More...
Verizon tweaks prices, cuts video quality on unlimited plans
Tue, Aug 22, 2017 - 4:04 pmVerizon is raising the price of its unlimited plan while introducing a slightly cheaper, more limited version as wireless carriers battle each other for customers.
Read More...
Iran in talks to unblock Twitter, says new minister
Tue, Aug 22, 2017 - 1:40 pmIran's new communications minister said Tuesday that negotiations were underway with Twitter to unblock the service, which has been banned for years despite being used even by the country's supreme leader.
Read More...
Cleaner diesel on the horizon
Tue, Aug 22, 2017 - 1:00 pmOn September 1, 2017, new emissions regulations for passenger vehicles will come into force in the EU and Switzerland. These will plug the gaps in the existing legislation and ensure that diesel vehicles in particular become considerably cleaner as regards their nitric oxide emissions. However, they will also permit existing vehicles to continue to be sold for some time. Empa recommends buying diesel vehicles only if they have been approved in accordance with Euro 6d-TEMP or Euro 6d.
Read More...