Digital images that are roughly 4,000 pixels wide are considered ultra-high-definition, otherwise known as UHD or 4K. 4K is the Next Big Thing in television. 8K, or displays whose resolution is ...

To enhance existing strategies for controlling the Aedes aegypti mosquito, geoinformation scientist Dr Steffen Knoblauch has created a high-resolution environmental suitability map for Rio de ...

People in the Brazilian city of Rio de Janeiro can now access public transit directions through Apple Maps, an addition presumably geared towards the 2016 Summer Olympics, which start on August 5.

Brazil will count on the support of a high-resolution imaging satellite to strengthen security during the Olympic and Paralympic Games in Rio de Janeiro. The announcement was made last weekend by ...

Rio de Janeiro is a city of almost 6 million people of every social class. The poor live in favelas , or shantytowns, perched on the hills above the city. The rich and the tourists are down by the ...