This image of actin filaments in a cell was taken using a type of superresolution microscopy.
Xiaowei Zhuang, HHMI, Harvard University, and Nature Publishing Group/NIH via Flickr
Superresolution microscopy allowed researchers to view cells at the molecular level. Improvements on the technique can help study the building blocks of complex cell processes over time.
Members of the House Freedom Caucus speak to reporters on July 14, 2023, hours before the House passed its version of the National Defense Authorization Act.
Anna Moneymaker/Getty Images News/Getty Images
The National Defense Authorization Act has long had bipartisan support in both houses of Congress. But that died in the House this year.
Librarian Sharice Towles checks in books at the main branch of the Reading Public Library circulation desk in Reading, Penn.
Ben Hasty/MediaNews Group/Reading Eagle via Getty Images
Librarians are defending the rights of readers and writers in the battle raging across the US over censorship, book challenges and book bans. That conflict has even changed how librarians are trained.
There is presently no end in sight to the drug supply shortage.
FG Trade/E+ via Getty Images
Janet Echelman, Massachusetts Institute of Technology (MIT)
Artist Janet Echelman explains how she collaborates with engineers to create massive sculptures that have changed city landscapes and inspired people around the world.
The grain deal allowed Ukrainian corn and other products to reach ports in Lebanon and elsewhere.
AP Photo/Hassan Ammar
Russia’s move, which it followed by bombing the key port city of Odesa and threatening to attack any ship sailing for Ukraine, sent global food prices skyrocketing.
Outdoor workers face higher risks on hot, humid days.
AP Photo/Swoan Parker
Comic book depictions of superheroines as politicians illustrate how sexism weakens democracy and why comics history is relevant to contemporary politics.
Rastafarians drum and sing during a special prayer and worship meeting at Menengai forest in Kenya.
James Wakibia/SOPA Images/LightRocket via Getty Images
The first Rastafarian communities emerged around 1931 in eastern Jamaica. Today, there are over 700,000 Rastafarian communities located on almost every continent.
The Food and Drug Administration has approved the first nonprescription daily birth control pill.
Dimitri Otis/Stone via Getty Images
Sarah Lynch, Binghamton University, State University of New York
The new over-the-counter pill is highly effective at preventing pregnancy but must be taken at the same time daily, which can be a limitation for some people.
Aging and obesity are likely to be the two primary drivers of the expected rise in diabetes.
fotograzia/Moment via Getty Images
Returns cost companies billions of dollars in lost sales. They also generate emissions and packaging waste. Two logistics experts offer some tips from psychology for more sustainable returns.
Hip hop artists, from top left, clockwise, DMX, Lexii Alijai, Prince Markie Dee and Trugoy the Dove have all passed away within the past decade.
Getty Images
As hip-hop turns 50, an unfortunate reality is that so many of its pioneering artists never live to see much more than 50 years themselves, a professor of hip-hop writes.
Americans have come to expect abundant clean water, but there are many stressors on water quality and availability.
Jessica/flickr
A webinar hosted by The Conversation brings together experts in law, health, policy and Indigenous affairs to explain some of the most pressing problems related to water in the US.
Former President Donald Trump appears in July 2023 at a re-election campaign event in Florida.
Giorgio Viera/AFP via Getty Images
The Justice Department issues target letters to people who are about to be charged with crimes, giving them a warning and a chance to get legal counsel.
Donald Trump, left, may yet face off again in federal court against Jack Smith.
Associated Press
Before there was Jack Smith, there was the House January 6 committee. Its work and findings may provide a hint about what new charges Smith might lodge against former President Donald Trump.
There isn’t a debate, however, on the health benefits of regular exercise.
Maryna Terletska/Moment via Getty Images
Some researchers assert that the body responds to exercise by burning fewer calories when you’re not working out. Regardless of its effects on weight loss, exercise provides many health benefits.
Retrofitting apartment buildings for energy efficiency and solar power can boost affordable housing and climate protection.
AP Photo/Steven Senne
Massachusetts is establishing the first US green bank dedicated to sustainable affordable housing. Three experts in climate finance explain why better housing can help rein in global warming.
The Wesleyan Chapel in Seneca Falls, N.Y., where on July 19 and 20, 1848, the first women’s rights conventions in the U.S. were held.
Epics/Hulton Archive via Getty Images
Most of the convention’s core organizers were Quakers. The religious movement’s beliefs about men and women’s equality before God has shaped members’ activism for centuries.
A refugee from the Democratic Republic of Congo registers his fingerprints on a biometric machine in Uganda in 2022.
Badru Katumba/AFP via Getty Images
Capturing biometric data helps UN agencies and other groups avoid the risk of fraud and increase efficiency. But the practice is complicated and has created security risks for vulnerable groups.
Too few children means China needs to look outside the country for new blood.
Zhang Peng/LightRocket via Getty Images