The Conversation

Cutting pollution in the Chesapeake Bay has helped underwater grasses rebound

Written by Bill Dennison, Professor of Marine Science and Vice President for Science Applications, University of Maryland Center for Environmental Science

Healthy aquatic vegetation in the Chesapeake Bay.Cassie Gurbisz/University of Maryland Center for Environmental Science, CC BY-ND

Seagrasses are the “coastal canaries” of oceans and bays. When these underwater flowering plants are sick or dying, it means the ecosystem is in big trouble – typically due to pollution that reduces...

Pope Francis won't support women in the priesthood, but here's what he could do

Written by Lisa McClain, Professor of History and Gender Studies, Boise State University

Pope Francis will not ordain women to priesthood.L'Osservatore Romano/Pool Photo Via AP

On March 13, Pope Francis will complete his first five years as head of the Roman Catholic Church. Since his election, Pope Francis has engaged the estimated 1.2 billion Catholics and innumerable non-Catholics worldwide with his frank, inclusive talk on issues...

The Cold War's toxic legacy: Costly, dangerous cleanups at atomic bomb production sites

Written by William J. Kinsella, Professor, Department of Communication, North Carolina State University

Nuclear reactors line the bank of the Columbia River at the Hanford site in 1960.USDOE

Seventy-five years ago, in March 1943, a mysterious construction project began at a remote location in eastern Washington state. Over the next two years some 50,000 workers built an industrial site occupying half the area of Rhode Island, costing over US$230...

Republicans attacking Obamacare, one more time

Written by Simon F. Haeder, Assistant Professor of Political Science, West Virginia University

The landing page for 2018 enrollment on the ACA exchanges. AP Photo/Alex Brandon

Republicans in Congress spent much of 2017 seeking to repeal and replace the Affordable Care Act. After repeated attempts failed, they celebrated a victory with the passage of the Tax Cuts and Jobs Act of 2017. While the tax bill left most of the ACA intact, it...

Food scholarships could help more students finish college

Written by Daphne Hernandez, Assistant Professor of Nutrition & Obesity Studies, University of Houston

Hunger among college students is a growing problem.Steve Cukrov/Shutterstock

It’s hard, if not impossible, to succeed in college if you’re hungry. Seems like such an easy concept that it’s not worth mentioning.

But behind that simple concept are some staggering statistics. According to the Wisconsin HOPE Lab, more than 50 percent...

'Trade wars are good'? 3 past conflicts tell a very different story

Written by Marc-William Palen, Lecturer in History, University of Exeter

These German steel coils may soon become more expensive for U.S. manufacturers.AP Photo/Martin Meissner

President Donald Trump renewed fears of a global trade war after he vowed to slap steep tariffs on foreign aluminum and steel.

The tariffs haven’t even been formally proposed, yet other countries are already threatening countermeasures. The...

Could there be another Billy Graham?

Written by Andrew Dole, Professor of Religion, Amherst College

Several thousand people gather at a rally in Washington in 1952 to hear Evangelist Billy Graham preach.AP Photo

At this time of Billy Graham’s passing, American evangelical Christianity looks to be in steep decline, at least judging by numbers. The proportion of white Americans who identify as evangelical has fallen from 23 percent of the...

Will the United States ever get back on a bipartisan 'Middle Way?'

Written by Lou Galambos, Professor of History, Johns Hopkins University

Bipartisan laughter: Eisenhower with GOP Sen. William Knowland and Democratic Sen. Lyndon Johnson.

Our nation has been ripped apart by political discord, ad hominem attacks and deep rifts between the dominant political parties.

But history provides a lesson about how the United States can return to bipartisanship and more civil political discourse.

T...

How historical disease detectives are solving mysteries of the 1918 flu

Written by Gerardo Chowell, Professor of Mathematical Epidemiology, Georgia State University

It can be difficult to find records from epidemics long past.U.S. National Library of Medicine

One hundred years ago, a novel pandemic influenza virus spread rapidly around the world. It killed about 1 to 2 percent of the human population, primarily young and often healthy adults.

The centennial of the 1918 pandemic is a good time to take stock of...

When can you buy a gun, vote or be sentenced to death? Science suggests US should revise legal age limits

Written by Laurence Steinberg, Professor of Psychology, Temple University

Vietnam War protests led to a lower voting age. The Parkland shooting could push similar reevaluations.AP Photo/Gerald Herbert

Societies have long grappled with where to draw the chronological age boundary between adolescence and adulthood. The United States stands apart from most of the world in that it uses different ages for different rights and...