Two of Alexander Hamilton’s Federalist Papers addressed impeachment.
AP Photo/Manuel Balce Ceneta
Teachers grappling with how to teach current events at divisive times should emphasize history, study original sources and address polarization.
Vehicles are a major source of particulate air pollution.
Scientists who were appointed to advise the EPA on air pollution kept meeting independently after the agency dissolved their panel. They say current regulations aren't strict enough.
Las inundaciones que provocaron huracán María en Puerto Rico en 2017 resultaron desastrosas para los residentes. Pero para los peces fueron nativos fueron un alivio después de muchos años de sequía.
Las tormentas grandes que traen mucha lluvia pueden restaurar el balance natural entre los peces nativos y las especies importadas, según informa un nuevo estudio del Caribe.
Extreme flooding during Hurricane Maria in 2017 was hazardous for the Puerto Rican people. But a new study finds that it helped native fish populations rebound after years of drought.
AP Photo/Alvin Baez
Big storms with lots of flooding, like hurricanes Dorian and Maria, actually restore the Caribbean's delicate balance between native and nonnative fish species, new research finds.
Los días 5 y 6 de junio de 2012, el Observatorio de Dinámica Solar de la NASA recogió imágenes de uno de los eventos solares más raros: el tránsito de Venus a través de la faz del Sol.
El planeta vecino es caliente y ácido, y su superficie está oculta por gruesas nubes de ácido sulfúrico. Quizá por estas dificultades, no se ha beneficiado de la atención que han recibido Marte y la Luna. Pero Venus puede ofrecer información sobre el futuro de la Tierra.
On June 5-6, 2012, NASA’s Solar Dynamics Observatory collected images of one of the rarest predictable solar events: the transit of Venus across the face of the Sun.
This hot, acidic neighbor with its surface veiled in thick clouds hasn't benefited from the attention showered on Mars and the Moon. But Venus may offer insights into the fate of the Earth.
E-scooters ready for action in Santiago, Chile.
Shared e-scooter programs may seem like a green way to get around, but these small vehicles can have big environmental footprints.
A firefly’s light is part of its mating strategy.
For many people, the gentle blinks of fireflies flashing are a favorite part of summer evenings. An entomologist explains some lightning bug basics.
Contact with nature reduces stress and aggression, one reason scholars say urban green space may reduce violence.
Some parks reduce violence in the local vicinity. Other parks attract crime. The difference has to do with how these urban green spaces are designed, programmed and managed, experts say.
Civil rights activist Dorothy Cotton teaches a student in one of her Citizenship Education Program classes.
Bob Fitch Photography Archive, Department of Special Collections, © Stanford University Libraries
Dorothy Cotton never publicly spoke about her intimate relationship with King. But no woman – not even King's wife – was closer to the civil rights icon during the last years of his life.
President Yoweri Museveni of Uganda has engineered constitutional changes that could see him rule for life.
The ruling National Resistance Movement has undermined Uganda's democracy
Getting a healthy meal on the table every night is a challenge for many mothers.
Celebrity chefs often preach about the ease of home cooking and meal planning. But for most mothers juggling a job, child care, housework and meal prep, this is virtually impossible.
Fed Chair Powell signaled he’s ready to cut rates if necessary.
The Fed is in a tricky position as it signals it may soon cut interest rates to boost the economy, which also risks spurring runaway inflation and even an economic downturn.
According to FBI memos, King witnessed and encouraged a rape in a hotel room.
King was once thought of as a saint beyond reproach. It eventually emerged that he was a womanizer. But we now have to ask the unthinkable: Did King enable abuse?
The burnt ruins of the St. Mary Baptist Church, one of three that recently burned down in Louisiana.
AP Photo/Gerald Herbert
When three African American churches were burned down in southern Louisiana, the man accused was said to be linked to black metal, a subgenre of heavy metal with a history of violence.
While 68 percent of men now support marijuana legalization, only 56 percent of women do.
Could mothers be responsible for the gender gap? Or are other factors at play?
Habitat for Humanity homeowner Keosha Hendricks cuts a ceremonial ribbon, in La Vergne, Tenn.
A study that compared Habitat for Humanity affiliates found that what nonprofits are doing may matter more than how much they’re spending.
Artist’s depiction of a moon base with a view of Earth in the distance.
Scientists are figuring out how to reduce the cost of space travel – to and from the Moon and possibly to Mars. One approach is to mine the Moon for resources necessary for interplanetary travel.
This is what a 5-megawatt, lithium-ion energy storage system looks like.
Pacific Northwest National Laboratory
Energy storage could prove an inexpensive way for power companies to handle heat waves and other times when consumers use more electricity than usual.
Elena Delle Donne competing for the U.S. team in Rio.
A new study looks at decades of NCAA free throws, finding that women shoot at 3 percent higher consistency than men.