The Conversation

Cybersecurity researchers spotlight a new ransomware threat – be careful where you upload files

Written by Selcuk Uluagac, Professor of Computing and Information Science, Florida International University

Avoiding iffy downloads is no longer enough to ensure this doesn't happen.Olemedia/iStock via Getty Images

You probably know better than to click on links that download unknown files onto your computer. It turns out that uploading files can get you into trouble, too.

Today’s web browsers are much more powerful than earlier generations of...

Under the influence and under arrest − what happens if you’re drunk in the interrogation room?

Written by Jacqueline R. Evans, Associate Professor of Psychology, Florida International University

In the U.S., if you waive your Miranda rights, you'll be interrogated – whether you're drunk or sober.Photoboyko/iStock via Getty Images Plus

Imagine it’s Friday night. You’re enjoying happy hour with friends after a long week. You’re relaxed, having indulged in several of your preferred adult beverages. Now imagine that as...

Philadelphia has a lot more deadly shootings than expected for a big city − and NYC is much safer, new study says

Written by Rayan Succar, Ph.D. Candidate in Mechanical and Aerospace Engineering, New York University

Recent high-profile mass shootings at SEPTA bus stations have left Philadelphia commuters on high alert. Two gunmen opened fire at a bus stop in the Ogontz neighborhood on March 4, 2024, striking five people and killing 17-year-old Dayemen Taylor. Two days later, a group of teenagers shot eight other teens waiting at a bus stop near Northeast High...

Trump trial reveals details about how the former president thinks about, and exploits, the media

Written by Karrin Vasby Anderson, Professor of Communication Studies, Colorado State University

Donald Trump enters the Manhattan Criminal Court for more of his trial, on April 25, 2024.Spencer Platt/Getty Images

The first week of testimony is winding down in former President Donald Trump’s trial in New York City on charges that he falsified business records to cover up hush money payments to an adult film star, in an effort to avoid...

Trump’s immunity arguments at Supreme Court highlight dangers − while prosecutors stress larger danger of removing legal accountability

Written by Claire B. Wofford, Associate Professor of Political Science, College of Charleston

A view of the Supreme Court on April 25, 2024, when justices heard arguments about immunity involving former President Donald Trump. Mandel Ngan/AFP via Getty Images

The U.S. Supreme Court heard oral arguments on April 25, 2024, in a case that will change the course of American history. That case is Trump v. United States, in which the justices...

How bird flu virus fragments get into milk sold in stores, and what the spread of H5N1 in cows means for the dairy industry and milk drinkers

Written by Noelia Silva del Rio, Associate Specialist in Cooperative Extension, Production Medicine and Food Safety, University of California, Davis

Cows typically get over avian flu in a couple of weeks, but it's an economic blow for farms.AP Photo/Charlie Litchfield

The discovery of fragments of avian flu virus in milk sold in U.S. stores, including in about 20% of samples in initial testing across the country, suggests that the H5N1 virus may be more widespread in dairy cattle than...

The US is one of the least trade-oriented countries in the world – despite laying the groundwork for today’s globalized system

Written by Peter A. Coclanis, Professor of History; Director of the Global Research Institute, University of North Carolina at Chapel Hill

Just how 'open' is the U.S. after all?Nancy Nehring/Moment via Getty Images

Given the spate of news about international trade lately, Americans might be surprised to learn that the U.S. isn’t very dependent on it. Indeed, looking at trade as a percentage of gross domestic product – a metric economists sometimes call the “openness...

Arizona’s 1864 abortion law was made in a women’s rights desert – here’s what life was like then

Written by Calvin Schermerhorn, Professor of History, Arizona State University

A group of men and women, including two soldiers, on a porch in Fort Verde, Ariz., in 1886.Buyenlarge/Getty Images

Dora Juhl, a 15-year-old teenager, walked into Dr. Rosa Goodrich Boido’s obstetrical practice in Phoenix in January 1918. Juhl wanted to end her pregnancy.

But abortion was illegal in Arizona.

Boido, the city’s sole female...

Large retailers don’t have smokestacks, but they generate a lot of pollution − and states are starting to regulate it

Written by Johnathan Williams, Assistant Professor of History, University of Northern Iowa

One of many trucks that move Target goods nationwide.Justin Sullivan/Getty Images

Did you receive a mail-order package this week? Carriers in the U.S. shipped 64 packages for every American in 2022, so it’s quite possible.

That commerce reflects the expansion of large-scale retail in recent decades, especially big-box chains like Walmart,...

The Mars Sample Return mission has a shaky future, and NASA is calling on private companies for backup

Written by Chris Impey, University Distinguished Professor of Astronomy, University of Arizona

The equipment planned to help bring samples back from Mars. NASA/JPL

A critical NASA mission in the search for life beyond Earth, Mars Sample Return, is in trouble. Its budget has ballooned from US$5 billion to over $11 billion, and the sample return date may slip from the end of this decade to 2040.

The mission would be the first to try to return...