Protesters gather on the National Mall for the Women’s March on Washington during the first full day of Donald Trump’s presidency.
John Minchillo/AP Photo
Inaugural weekends are snapshots of the cultural and political zeitgeist. How did this year's compare to those from 2009 and 2005?
First Lady Melania Trump, President Donald Trump, Vice President Mike Pence and Karen Pence wave goodbye to Barack and Michelle Obama.
A presidential historian explains how Trump’s inauguration marks a the end of an era defined not just by Obama, but a series of baby boomer presidents. How will Trump be different?
President Donald Trump delivers his inaugural address after being sworn in as the 45th president of the United States.
Patrick Semansky/AP Photo
An address that's normally a call for unity instead mirrored the rhetoric of his campaign: unfocused, contradictory and divisive.
On his way to the White House, Jan. 20, 2017.
AP Photo/Andrew Harnik
Is Trump correct in asserting that NATO has outlived its utility? Or that NATO’s members enjoy a 'free ride' on the back of the US? A political scientist examines the evidence.
Rep. Tom Price (R-GA) in confirmation hearing.
Rep. Tom Price (R-Ga.) has written a proposal to repeal Obamacare, a program under the Department of Health and Human Services, which he would head. Here are things to consider for his next hearing.
Protesters and police officers in downtown Los Angeles, Nov. 12, 2016.
AP Photo/Richard Vogel
On the face of it, our democratic values are in trouble. But we should be hopeful about the power of protest.
Donald Trump flanked by two of his children, Ivanka and Donald Jr.
AP Photo/Evan Vucci
A political scientist looks at the similarities between the new American president and the sultans of the Ottoman Empire. What might the parallels portend for US politics?
Protestors march on the Capitol Building, Jan. 18, 2017.
AP Photo/John Minchillo
A scholar of presidential power looks at personality, rationality and the institution of the presidency for clues about what the incoming administration can accomplish.
‘I don’t want to see it.’
'Monkeys' via www.shutterstock.com
If someone sees or hears something they don't want to believe...they probably won't believe it.
Government agencies and contractors are now less trusting of their workers, and keeping a much closer eye on them, both on and off the job.
Victorian mores influenced ideas not just about men and women but animals too.
Joseph Christian Leyendecker
Victorian attitudes influenced what scientists thought they were observing about sexual behaviors in the animal world. But modern techniques reveal the myth for what it is.
It always seems just out of reach.
Glass ceiling via www.shutterstock.com
While Clinton's popular vote win shows progress toward gender equality, her rival's nomination of just three women to his Cabinet is a reminder of how much work still needs to be done to overcome bias in management.
A family dairy farm in Gilmanton Ironworks, New Hampshire.
AP Photo/Jim Cole
Are you part of the 86 percent of Americans who do not live in rural America? Here's why Trump's choice to lead the USDA matters to you.
Protesters against repeal of the ACA in Los Angeles on Jan. 14.
Other major laws to improve the health of Americans faced opposition, but none has faced the wrath that Obamacare has faced. Here's a look at what's different in the political response to Obamacare.
Obama has prioritized development of wind and solar in a number of ways, including installation on military bases.
AP Photo/Carolyn Kaster
The Trump administration has the tools to slow the momentum Obama started on clean energy. Countering Trump are global market forces and state-level action.
Why are drugs so pricey?
Spilled pills via www.shutterstock.com
Trump has vowed to use new bidding procedures to curb the soaring cost of new drugs. There's a better solution, however, that doesn't risk also curbing the development of lifesaving treatments.
Green Party presidential candidate Jill Stein and supporters, Oct. 6, 2016.
AP Photo/D. Ross Cameron
Third-party candidates often claim they bring out new voters. Is it true?
Any antimicrobial chemicals in there?
Home image via www.shutterstock.com.
Products not under the FDA's jurisdiction don't have to list whether they contain any of the antimicrobial chemicals banned in soap by the agency.
Time is fixed, but people experience hours, months and days in very different ways. One researcher has spent decades exploring this universal phenomenon.
Sixteen of the 17 hottest years have occurred this century and we know it’s because of a changing climate, not changes in weather.
For the third consecutive year, it's the hottest year ever. A climate scientist explains how these predictions are made and why they're completely different from forecasting the weather.
A pile of papers do not a conflict-of-interest plan make.
Evan Vucci/AP Photo
We haven't had a major government ethics scandal since Watergate, which means Americans have forgotten how bad it can be. That's why Trump may end up accidentally reminding us.
Jaroslaw Kaczynski in Warsaw, Poland on Jan. 11, 2017.
AP Photo/Alik Keplicz
An historian based in Poland sees many similarities between Trump and authoritarian nationalists like Poland's Jarosław Kaczyński. But the parallels only go so far.
Will your cellphone be able to communicate with bacteria in your body?
Bacteria image via www.shutterstock.com.
New research works out how to translate between the language of biology – molecules – and the language of microelectronics – electrons. It could open the door to new kinds of biosensors and therapeutics.
Sister Frances Carr, left, and Brother Arnold Hadd of the Shaker Village sing during a rehearsal on Sept. 13, 1995.
AP Photo/Adam Nadel
The Shakers prioritized harmony and a simple lifestyle. They were among the earliest proponents of gender equality.
A hospital worker removing a plaque from Sac-Osage Hospital, which closed its doors in 2015.
Repeal and replacement of Obamacare would hurt rural health care, causing closure of hospitals and physician practices. What does this mean for a group of people whom Donald Trump has pledged to help?