As part of their efforts to slow the outbreak of coronavirus, governments, research institutions and industry are developing contact tracing apps to record interactions between people. The apps warn users if one of the people they have been recorded as being in contact with is later diagnosed with COVID-19 so they can take appropriate steps...
An independent investigative as well as an international offender database are needed to tackle allegations of abuse in elite youth sport properly, urges a McMaster University expert, in an editorial published online in the British Journal of Sports Medicine. Much is being done to protect young athletes, but “there are still significant gaps,” says Margo Mountjoy,...
Since the 2016 U.S. presidential election, debates have raged about the reach of so-called “fake news” websites and the role they played during the campaign. A study published in Nature Human Behaviour finds that the reach of these untrustworthy websites has been overstated. To assess the audience for “fake news,” researchers at Dartmouth, Princeton and the University...
For all its shortcomings, the gross domestic product (GDP) of a country remains an important barometer of its economic health, strongly influencing both private and public spending. Though conceptually simple as the total dollar value of all goods and services produced within a specified time frame, calculating GDP is tricky in practice and can be...
A rusting chain-link fence represents a “color line” for the dead in Columbia, South Carolina. In Randolph Cemetery, separated by the barrier from the well-manicured lawn of the neighboring white graveyard, lies the remains of George A. Elmore. A black business owner and civil rights activist, Elmore is little remembered despite his achievement. But a...
Speculation about where laws come from ranges from crediting judges and legal scholars to God. However new research co-authored by a University of Central Florida researcher and appearing in the journal Nature Human Behaviour offers evidence that criminal laws come from an intuitive and shared, universal sense of justice that humans possess. “We sometimes think of the...
When Donald Trump formally announced his presidential candidacy in a June 2015 speech, he declared, among other comments, that “when Mexico sends its people, they’re not sending their best,” referred to Mexican immigrants as rapists, and reiterated his intention to build a wall at the border. What impact did Trump’s remarks have on normalizing expressions...
In the last decade, thousands have been killed or injured as a result of mass violence in the United States. Such acts take many forms, including family massacres, terrorist attacks, shootings, and gang violence. Yet it is indiscriminate mass public shootings, often directed at strangers, that has generated the most public alarm. Now, 41 scholars...
The number of political candidate television advertisements that refer to guns increased significantly across four election cycles in U.S. media markets, according to a new study led by researchers at the Johns Hopkins Bloomberg School of Public Health. The study, to be published in the February issue of Health Affairs, analyzed more than 14 million televised...
The United States currently averages 20 mass shootings per year. Researchers from Michigan State University measured the extent to which mass shootings are committed by domestic violence perpetrators, suggesting how firearm restrictions may prevent these tragedies. Under federal law, when people are convicted of domestic violence misdemeanor crimes, they are prohibited from purchasing and possessing...
