In mathematics, you need at most only four different colors to produce a map in which no two adjacent regions have the same color. Utah and Arizona are considered adjacent, but Utah and New Mexico, which only share a point, ...
Mathematics
Mar 10, 2011
2
0
A highly customisable robot companion designed by EU-funded researchers to offer support to older people is currently being presented across Europe and could find its way into people's homes within two or three years, potentially ...
Robotics
Aug 19, 2013
1
0
The pandemic has disrupted economic activity and worsened social problems in many countries. In Brazil, its impact has been especially severe. "The level of employment, defined as the number of people in work divided by the ...
Economics & Business
Dec 9, 2020
0
2
Living near a protected area can improve aspects of human well-being across the developing world, new research published today in Science Advances suggests.
Social Sciences
Apr 3, 2019
0
261
Dry tropical forests are important ecosystems, yet these forests are increasingly threatened, a new study discovers. An innovative approach to characterize how deforestation took place since 2000 showed that more than 71 ...
Environment
May 9, 2022
0
150
"Siri, will it rain today?", "Facebook, tag my friend in this photo." These are just two examples of the incredible things that we ask computers to do for us. But, have you ever asked yourself how computers know how to do ...
Computer Sciences
Jan 20, 2017
0
16
The world's tallest building disappeared behind a grey layer of dust on Wednesday as sandstorms that have swept the Middle East hit the United Arab Emirates, prompting weather and traffic warnings.
Environment
May 18, 2022
0
20
I live in São Paulo, the biggest city in Brazil, home to some 12 million people – 20 million if you count the outskirts, which have been sprawling for three decades.
Plants & Animals
Feb 11, 2019
1
15
In 1974, an infant mountain gorilla was born in Volcanoes National Park in Rwanda. Researchers named him Titus. As is typical for young gorillas in the wild, Titus spent the first years of his life surrounded by his mother, ...
Plants & Animals
May 20, 2023
0
2
The more time a young adult uses social media, the more likely they are to feel socially isolated, according to a national analysis led by University of Pittsburgh School of Medicine scientists. In addition to the time spent ...
Social Sciences
Mar 6, 2017
0
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