There’s valuable data on the spread of COVID-19 in this wastewater.
Montgomery County Planning Commission
As the world waits for vaccines against COVID-19, testing wastewater can give communities and smaller locales, such as school districts, valuable signals about infections trends.
Nursing home aides have protested working conditions that can push them to work while sick.
Alejandra Villa Loarca/Newsday via Getty Images
Over one-third of America’s COVID-19 deaths have been nursing home residents. Employee policies, particularly for low-paid aides, have sharply raised the risk.
A starchart by Alexander Jamieson from 1822 showing the constellation Cetus, the Sea Monster. Cetus is located in the region of the sky known as the Water, along with other watery constellations such as Aquarius, Pisces and Eridanus.
New mathematical technique enables astronomers to predict the whereabouts of missing worlds around nearby stars.
Sally Chen, an organizer with the Harvard Ethnic Studies Coalition, speaks through a megaphone during a rally with other students in 2019.
David L. Ryan/The Boston Globe via Getty Images
Ethnic studies were born out of resistance. Now, the courses often face resistance themselves – from white students. Is making these classes mandatory the way to go? A scholar weighs in.
Falling into a black hole is easily the worst way to die.
John M Lund Photography Inc/Getty Images
The scariest beast in the universe has an insatiable appetite and shreds its victims.
The Spike protein on the surface of SARS-CoV-2 must bind to proteins on the surface of human cells to trigger an infection.
KTSDESIGN/SCIENCE PHOTO LIBRARY/Getty Images
Scientists in the UK and Germany discovered a new doorway that the COVID-19 virus uses to infect human cells. This reveals new therapeutic possibilities for blocking the virus.
Light is key to ultrasensitive chemical sensors.
Kwanchai Lerttanapunyaporn/EyeEm via Getty Images
An optical sensor that can detect individual molecules promises early detection of diseases and environmental contamination.
This artist’s rendering shows OSIRIS-REx spacecraft descending toward asteroid Bennu to collect a sample of the asteroid’s surface.
NASA/Goddard/University of Arizona
OSIRIS-REx will touch down on asteroid Bennu, collect a sample of the dust and begin its journey back to Earth, where scientists will study it, hoping to learn secrets of the solar system's origin.
The spike protein on SARS-CoV-2 interferes with pain perception.
SEBASTIAN KAULITZKI/SCIENCE PHOTO LIBRARY/Getty Images
The SARS-CoV-2 virus usually infects the body via the ACE2 protein. But there is another entry point that allows the virus to infect the nervous system and block pain perception.
A medida que la Tierra se mueve alrededor del Sol, aparecen diferentes estrellas y constelaciones para que pueda disfrutar de nuevas vistas durante todo el año.
Allexxandar via iStock/GettyImages
Si bien los meses de confinamiento por el COVID-19 han frenado muchas actividades, hay algunas que aún podemos realizar sin salir de casa.
Most Americans take water for granted, but many areas are struggling with water shortages.
The Trump administration is trying to roll back a regulation that requires showerheads to conserve water and saves owners an average of $70 and nearly 3,000 gallons of water yearly per showerhead.
With the proper equipment, you can enjoy the beauty of the night sky.
Allexxandar via iStock/GettyImages
COVID-19 may have messed up school and shut down a lot of entertainment venues. But you can still brighten things up by doing a little stargazing at night, an astronomer says.
Workers remove the Confederate Soldiers and Sailors Monument in Richmond, Virginia on July 8, 2020.
AP Photo/Steve Helber
Demands to remove, or preserve, the statues polarize communities, rather than building a shared future.
Delegates after Donald Trump accepted the GOP presidential nomination at the Republican National Convention in Cleveland, Ohio on Thursday, July 21, 2016.
Bill Clark/CQ Roll Call/via Getty
Political conventions used to pick presidential nominees in private. Now the public picks the nominee and then the party has a big party at the convention, writes a scholar of US elections.
Workers are seeking credentials to get an edge in the job market.
When lockdowns went into effect earlier this year, interest in massive online open courses, or MOOCs, began to surge. An expert expects the interest to continue.
College entrance exams are being rethought.
Johnny Louis/Getty Images
College entrance exams haven't always been the most fair. But will getting rid of them lead to more diversity on campus?
A multimedia technician wipes down audio equipment at a church in Brooklyn.
AP Photo/Bebeto Matthews
Although many Black churches have an aging hierarchy, other factors such as racial and economic disparities place barriers to going online.
Rapper YG, center in white, at a June 7 protest over the death of George Floyd.
AP Photo/Marcio Jose Sanchez
Rap songs from Public Enemy and Ludacris have been heard at marches over the killing of George Floyd. But the history of Black American music as a form of protest dates back to the 19th century.
Wearing a mask and using hand sanitizers can protect you and your family at this critical time.
With COVID-19 cases rising in more than half of the states, the next two weeks are critical for stopping a spike in cases. An epidemiologist reminds us to get back to the basics now.
Police in Tulsa, Okla., march toward a crowd of demonstrators on June 20, 2020.
Brendan Smialowski/AFP via Getty Images
Scholars who study policing explain what they have found that could help reduce police prejudice and violence.