An African migrant stranded in Costa Rica.
REUTERS/Juan Carlos Ulate
At what point is the movement of people away from their land of origin called a diaspora? A sociologist explores what the term has meant in the past, and why that might soon change.
News about the sewage and pollution in Guanabara Bay in Rio have caused health concerns among Olympic athletes.
Wastewater treatment systems around the world are hamstrung by outdated tests that don't identify a growing array of pathogens or identify the sources of pollutants.
Media at the scene of mall shooting in Munich.
A German culture scholar looks at how rising fear of terror and a week of violence has affected German media and politics. Will Germany's open refugee policies last?
Would you donate to a biobank?
How much privacy are we willing to give up in the name of cutting-edge science? And do we care about the kinds of research that will be done with our donations?
What explains the exceptional performance of Stephen Curry?
Practice is important for talent. But, is that all it takes to become an expert?
When girl gamers do well, men will often find ways to discredit the success.
'Gamer' via www.shutterstock.com
Many think that men are simply better than women at video games. Researchers recently compared performances of male and female gamers to determine if there's truth to this assumption.
Playing ‘Spore’ is a good way to explore evolution.
Many digital games claiming to simulate evolution are inaccurate. These errors can undermine the games' potential educational benefits.
Social research shows that consumers want a say in GM food labeling.
The Senate has just reached an agreement for a national system to label foods with genetically modified ingredients. What do consumers actually want from GM food labeling?
Are online black markets this direct?
Hands exchanging money via shutterstock.com
What happens after a data breach? What does an attacker do with the information collected? And who wants it, anyway?
Does technology help with learning?
John S. and James L. Knight Foundation Follow
Researchers found students' test scores in science, writing, math and English language arts improved significantly when they were provided with laptops. The benefits were not limited to test scores.
Hate crime or terrorism?
Was this a crime about hate or political ideology? Extremist experts use data to explain what type of crime took place in Florida, and why it matters.
Mourners ahead of the jenazah, an Islamic funeral prayer, at Muhammad Ali’s funeral.
Who are American Muslims? And what is their history?
In Africa, more than 315,000 children die every year from diarrhoeal diseases caused by unsafe water and poor sanitation.
There have been modest improvements in water and sanitation provision in Africa, but there is still a long way to go. Most citizens rate their governments’ performance in this sphere poorly.
Are public universities limiting opportunities for in-state students?
Underfunding has created incentives for colleges and universities to enroll nonresidents. But those that take a high number of poor students are on the verge of closure.
Scientists need to learn how to hit other communication goals.
Talking image via www.shutterstock.com.
Broader goals like building trust, fostering excitement about science and influencing policy decisions don't necessarily just fall into place when researchers focus only on describing their work.
Computers can be our prediction machines.
Data image via www.shutterstock.com.
Scientists of all kinds turn to computer models to investigate questions they can't get at any other way. Here's how models work and why we can trust them.
Prepaid cellphones are just one of many technological tools used by criminals and terrorists.
flip phone image via shutterstock.com
Throwaway phones are just one piece of the ever-widening technological arsenal of extremists and terror groups of all kinds.
Should college be free?
Diploma with money image via www.shutterstock.com
College education results in not just better earnings, but better health care and child development as well as political stability and lower criminal justice costs. Should states invest more?
Charter schools: here to stay?
Charters schools are here to stay. More than three million students are enrolled in 6,700 charter schools across 42 states.
In Nigeria 96% of households are connected to the grid, but only 18% of these connections function more than about half the time.
Africa still has numerous electricity challenges to overcome, but several countries are getting it right when it comes to providing electricity to their people.