Step aside, I’m ‘hangry’!

When does hungry become hangry? [Click here to view this message in your web-browser](. Edition: US 12 June 2018 [[The Conversation]Academic rigor, journalistic flair]( Editor's note Did you ever miss lunch and then find yourself hitting the roof when traffic slows you down on the way home? Sounds like you might have been “hangry” – irritable while hungry. Social psychologist Jennifer MacCormack [investigated the connection between hunger and hanger]( and found that certain conditions make the transition from one to the other much more likely. In 2016, the number of tourists visiting the U.S. dropped by more than 2 percent. Is the Trump administration to blame? Bing Pan of Pennsylvania State University explains [what’s causing the slump]( – and why the White House’s “America First” attitude is only partly to blame. As Arizona Republican Sen. John McCain battles terminal brain cancer, the former presidential candidate faces hostility from the White House, marginal influence in the Republican-controlled Senate, and a public less receptive to the positions he has long embodied. Scholar Elizabeth Sherman looks at McCain’s career and writes that [three powerful trends in American politics]( thwarted his lifelong ambition to be president. Maggie Villiger Science + Technology Editor Top stories You’re ready to blow your top – but how much is due to your internal hunger and how much to external annoyances? perfectlab/Shutterstock.com [When does hungry become hangry?]( Jennifer MacCormack, University of North Carolina – Chapel Hill Missing a meal can certainly push you toward a bad mood. But new research identifies in what kind of situations hunger is most likely to tip toward hanger. Travel is up around the world – but not to the US. Rawpixel.com/shutterstock [Tourism to the US is in a 'Trump slump' - truth or fiction?]( Bing Pan, Pennsylvania State University In 2016, the number of international tourists to the US dropped by more than 2 percent, while tourism trended upward worldwide. There are several explanations for the dip. Republican presidential candidate Sen. John McCain arrives for a news conference in Annapolis, Md. REUTERS/Jim Young [John McCain helped build a country that no longer reflects his values]( Elizabeth Sherman, American University Sen. John McCain, facing terminal cancer, will end his career with growing repudiation by his party and the public of positions, from national defense to bipartisanship, that he has long embodied. Ethics + Religion - [Why religions of the world condemn suicide]( Mathew Schmalz, College of the Holy Cross Most religions have a fundamental belief that all human life belongs to God. Economy + Business - [Iran's mild response to unprecedented truckers' strike could be due to Trump's influence]( Nader Habibi, Brandeis University The Iranian government reacted to a nationwide truck drivers' strike with unprecedented restraint, apparently fearful a crackdown might provoke a Trump intervention. Science + Technology - [Can Facebook use AI to fight online abuse?]( Daniel Lowd, University of Oregon It could seem attractive to try to teach computers to detect harassment, threats and abusive language. But it's much more difficult than it might appear. Education - [School safety commission misses the mark by ignoring guns]( F. Chris Curran, University of Maryland, Baltimore County After Education Secretary Betsy DeVos said a school safety commission won't focus on guns, a school safety scholar says the commission may miss an important part of the discussion. Health + Medicine - [Stress is bad for your body, but how? Studying piglets may shed light]( Adam Moeser, Michigan State University Stress makes people tired and irritable, but its dangers to the body do not stop there. Chemicals that were meant to work under an immediate threat harm organs in the body and can elevate blood pressure. From our international editions - [Does eating at night make you fat?]( Alex Johnstone, University of Aberdeen; Peter Morgan, University of Aberdeen Experts say there is still a long way to go before we can make firm statements about the best time of day to eat. - [Is Russia worthy of hosting the World Cup?]( David Rowe, Western Sydney University Scandal-plagued FIFA says it's committed to reform. Changing the way World Cup hosts are selected would be a start. - [In trade war with Trump, Canada should stop defending the indefensible on dairy products]( Hugh Stephens, University of Calgary Canada's protectionist stance on dairy products has attracted the ire of Donald Trump. The U.S. president raises legitimate points about a system that costs Canadians at home and abroad. Today’s quote [Rolling back net neutrality rules will jeopardize the digital startup ecosystem that has created value for customers, wealth for investors and globally recognized leadership for American technology companies and entrepreneurs.]( [Is America's digital leadership on the wane?]( Bhaskar Chakravorti Tufts University [Bhaskar Chakravorti] [Follow us on Twitter.]( [Join us on Facebook.]( You’re receiving this newsletter from [The Conversation](. Not interested anymore? [Unsubscribe instantly](. We’ll miss you. 89 South Street - Suite 202 Boston, MA 02111