A technician holds a blood sample that tested positive for the hepatitis B virus.
A new analysis shows that the US health care system will save money in the long run by screening people born in Asia and Africa for the hepatitis B virus, which causes liver cancer and cirrhosis.
Crowds protesting the forced retirement of judges, in front of Poland’s Supreme Court building, Warsaw.
With its attempt to purge the country's courts of 40 percent of its judges, Poland's right-wing ruling party passed another milestone on the path towards establishment of a one-party state.
Una opción alternativa para desbloquear un teléfono inteligente.
Lydia Kraus et al., 'On the Use of Emojis in Mobile Authentication,' 2017.
Los emojis son útiles para expresar estados de ánimo, emociones y matices en los mensajes de texto, pero también podrían tener otro uso: como contraseña para tu teléfono inteligente.
Un niño mira a través de los cristales tintados de un autobús mientras abandona las instalaciones del departamento de Aduanas y Protección de Fronteras de EEUU, 19 de junio, 2018, en McAllen, Texas.
AP Photo/Eric Gay
La separación traumática de los niños y sus padres en las fronteras pueden causar cambios permanentes en la estructura cerebral de los niños y en su actividad genética.
Coca-Cola es la gaseosa más popular del mundo. La versión original está hecha con azúcar, pero las otras contienen edulcorantes artificiales que ahora se relacionan con problemas de obesidad y diabetes.
Hay cada vez más evidencia que los edulcorantes artificiales están relacionados con problemas de salud crónicos como la obesidad y la diabetes. ¿Debería imponerse un impuesto sobre estos alimentos?
China’s professional men’s soccer team did not qualify for the 2018 World Cup.
China want to win the World Cup by 2050. This year, its team didn't even qualify for the tournament. China has money, power and a dream – but that doesn't add up to soccer brilliance.
A boy stares out of a heavily tinted bus window leaving a U.S. Customs and Border Protection facility, Tuesday, June 19, 2018, in McAllen, Texas.
AP Photo/Eric Gay
The traumatic separations of children and parents initiated at the border can cause permanent changes in the structure of the infants' and children's brains and the activity of their genes.
Children wait at a private charity after being released by Customs and Border Protection.
AP Photo/Eric Gay
United's CEO called the Trump policy 'in deep conflict' with his company's values, the latest example of a corporate leader speaking out on a political issue, something almost unheard of a few decades ago.
Eric, Don Jr., Ivanka and Donald Trump.
AP Photo/Evan Vucci
The Donald J. Trump Foundation allegedly violated charitable norms and laws.
A jumble of steel scrap.
If the US were to stop dumping these valuable metals in landfills and to cease exporting them as cheap scrap, its imports could fall, and there would be less of these metals being made from scratch.
Fathers want to be more involved but often feel sidelined, studies suggest.
Fathers are important for children starting from the very beginning of life, but few early parenting resources are available for men. Two scholars who studied this explain their findings.
What algorithm turned these lights red?
New research has uncovered a previously unknown weakness in smart city systems: devices that trust each other. That could lead to some pretty terrible traffic, among other problems.
Fractured concrete pavement slabs on a street in Canton, Mich.
'Bendable concrete' is not an oxymoron. Mimicking designs found in nature, engineers are making concrete that gives under stress without shattering – an advance that could improve US infrastructure.
What can this car do on its own, and what does it still need human help with?
AP Photo/Gene J. Puskar
There are a few notable milestones along the road to fully self-driving cars.
More than 40 million Americans rely on SNAP for groceries.
AP Photo/Seth Wenig
Cutting the program formerly known as food stamps would hurt low-income Americans and the whole economy.
Coca-Cola is the world’s most popular carbonated soft drink. The original is made with sugar, but the others contain artificial sweeteners that are now linked to a rise in obesity and diabetes.
Mounting evidence suggests that artificial sweeteners are linked to chronic health problems like obesity and diabetes. Should there be a tax on these foods?
39 percent of Americans report feeling more anxious than this time last year.
Americans are becoming more anxious about every element of their lives from safety to finances to politics.
Blooms of algae, like this growth in 2015 in Lake St. Clair between Michigan and Ontario, promote the formation of dead zones.
NASA Earth Observatory
Scientists have mapped a huge dead zone in the Gulf of Oman, without enough oxygen in the water to support life. This Speed Read explains why dead zones form in waters around the world.
Mosaics by artist Chuck Close on the walls of the new 86th Street subway station on the Second Avenue line in New York.
AP Photo/Seth Wenig, File
In his short play from 1830, 'Mozart and Salieri,'
Russian poet Alexander Pushkin proposed that genius and evil are incompatible. Here's why this argument is worth revisiting in light of #MeToo.
The U.S. continues to wrestle with questions about the value of a college degree.
The presidents of the University of Michigan, the University of Oregon and The Ohio State University offer three ways to judge the value of a college education.