How to Watch the Geminids Meteor Shower Reach Its Peak
The moon will be about one-third full as one of the year’s last meteor showers becomes most visible.
The moon will be about one-third full as one of the year’s last meteor showers becomes most visible.
Perhaps it was hiding from predators. Or trying to catch food. Then again, maybe it just wanted to be left alone.
Escalating activity along a fault line in the Sea of Marmara is moving closer to Istanbul, seismologists warn.
Ancient plants called cycads say “come hither” in infrared.
Off the coast of British Columbia, dolphins lead killer whales to salmon and earn their share of lunch, a new study reveals.
Jenny Carlson Donnelly traveled to malaria-affected countries to test mosquitoes and save lives. Then she lost her job at U.S.A.I.D.
Neanderthals 400,000 years ago were striking flints to make fires, researchers have found.
As three immigrants claim Nobel Prizes in science for the United States this year, experts warn that immigration crackdowns could undo American innovation.
It’s not just humans who suffer from leading one another astray. So do fish, flies and even bacteria.
More and more countries are legalizing medically assisted death. But even as the concept gains acceptance, there are difficult, unresolved questions about who should be eligible.
A digital atlas of ancient Rome’s highways and byways reveals a road network that was more extensive than thought.
He gave readers a comprehensive and lyrical account of the historic mission in 1969. His science coverage as a Pulitzer-winning journalist and an author took him around the world.
Una reportera espacial viajó a la península de Míchigan, donde redescubrió la fascinación por el cosmos.
Scientists fear warming is driving a collapse in the ocean currents that shape climate far and wide. The ice-choked waters off Greenland might hold the key.
Omega’s Speedmaster, worn by Buzz Aldrin and Neil Armstrong on their 1969 journey to the moon, gets an update.
A Nobel laureate, he identified an enzyme that cuts DNA, laying the groundwork for milestones in scientific research and medicine, like insulin.
Researchers suggest that an earthquake spooked a mob of sea turtles gathered together in a prehistoric sea.
Yuri Ralchenko led one of the oldest teams at the National Institute for Standards and Technology. The fate of some experiments hangs in the air.
A researcher found that a Japanese pond frog is impervious to the stings of the northern giant hornet, even when it goes down the hatch.
The president withdrew Jared Isaacman’s nomination to lead the space agency in June, but senators of both parties appeared willing to give him a second shot at confirmation.
Two papers challenged the existence of theorized particles called sterile neutrinos that might account for mysteries like the cosmos’s dark matter.
A global treaty has extended trade protections to more than 70 shark and ray species whose numbers are in sharp decline.
The ability of Russia to launch astronauts to the International Space Station remains in limbo after an incident last week at the Baikonur base in Kazakhstan.
After the virus returned to Hawaii this fall, testing the shots in the endangered seal species became urgent.
With the help of A.I., a historian has identified the killer in a 1941 image that defined the savagery of the Nazi regime.
In a small study, pet cats greeted male owners with more vocalizations than they did female caregivers.
Often called the world’s most famous face reader, he inspired the TV show ‘Lie to Me.’ But some questioned his assumption that human expressions were ‘pan-cultural.’
El rover Perseverance recogió pruebas sonoras de descargas eléctricas en la atmósfera del planeta rojo.
The Perseverance rover picked up audio evidence of electric discharges in the red planet’s atmosphere.
Scholars have long debated how the massive stone figures of Rapa Nui got to where they stand today. A new study offers one possible explanation.
The email sent to atom bomb officials by Brandon Williams highlights the managerial challenge faced by the former one-term congressman.
Males of two species of pheasants seem to trade attractiveness for the ability to get a good look at predators.
The ash cloud drifted over northern India, causing some flight delays and cancellations, and continued toward China.
You won’t be drinking it any time soon, but the aquatic mammal’s milk is much more chemically complex than that of other mammals, including humans.
Scientists are learning how the brain knows what’s happening throughout the body, and how that process might go awry in some psychiatric disorders.
Hydronuclear experiments, barred globally since the 1990s, may lie behind President Trump’s call last month for the United States to resume its testing of nuclear bombs.
New studies of canine genetics shed light on the diversity of dogs and our longstanding, still-evolving relationship to them.
She traveled through her long life at her own pace.
Industrialization in the mostly rural northern part of the state has some residents pushing for protection of the region’s dark skies.
Thousands of the endangered primates end up on the dinner plates of people in the upper rung of the country’s society who have money to spare.
El fin de semana, las órbitas de la Tierra y Saturno se cruzarán para crear una ilusión óptica interplanetaria que se podrá ver con un buen telescopio y cielos despejados.
During the weekend, the orbits of Earth and Saturn will combine to create an interplanetary optical illusion for anyone with a good telescope and clear skies.
Nuevas investigaciones sugieren que Tea, el objeto cuya colisión con la Tierra, se teoriza, causó la formación de la Luna, provino de una región cerca del Sol.
The creator of the Kryptos panels, Jim Sanborn, sought to unburden himself of the puzzle, and then discovered before an auction he had archived its solution in the Smithsonian.
In “Doctor Dolittle’s Delusion,” he argued that language is a biological system unique to humans, despite the widespread belief to the contrary.
New research suggests that Theia, the object whose collision with Earth is theorized to have caused the formation of the moon, came from closer to the sun.
Aunque no hay reglas rígidas, seguir estas recomendaciones reducirán el riesgo de acabar con comida en mal estado.
Mount Semeru on the island of Java is one of the Indonesia’s most active volcanoes. Its latest eruption forced hundreds to flee their homes.
With the government reopened, the space agency at last released pictures captured by a fleet of government spacecraft of an object that came from beyond our solar system.
Kevin Roose and Casey Newton, the hosts of “Hard Fork,” discuss Google’s Project Suncatcher, one of a number of companies’ ambitious plans to build solar-powered data centers in space. As the demands for electricity increase, is this our only option?
And humans are far from the only species locking lips.
Summer Worden admitió haber mentido a agentes federales cuando acusó a su pareja, la astronauta Anne McClain, de acceder ilegalmente a su cuenta bancaria desde la Estación Espacial Internacional.
Summer Worden admitted lying to federal agents when she accused her spouse, the astronaut Anne McClain, of illegally accessing her bank account from space.
Scientists and Indigenous sailors in the Marshall Islands are studying seafaring and the human brain.
After a wolf dragged a crab trap out of water to get a snack, some scientists said the behavior revealed their ability to use tools.
Este fenómeno produce algunos de los meteoros más rápidos del año, con colas brillantes y largas. Estará activo hasta el 20 de noviembre.
Experts discovered an unusual form of regicide in which a parasitic ant queen tricks workers in a colony into turning on their own mother.
Scientists used tiny new sensors to follow the insects on journeys that take thousands of miles to their winter colonies in Mexico.
Supporters of the legislation argue it would protect a declining horseshoe crab population, while opponents warn it will harm the commercial fishing industry.
Los científicos que estudian los cometas están luchando por mantenerse al día con la especulación popular de que el objeto interestelar 3I/ATLAS fue enviado a nuestro sistema solar por una inteligencia extraterrestre.
ESCAPADE, que se lanzó al espacio el jueves en un cohete de Blue Origin, rompe el molde de cómo suelen desarrollarse las misiones de ciencia planetaria.
In “Crick: A Mind in Motion,” the British biologist Matthew Cobb provides a biography both vivid and authoritative.
The moon is far from full this weekend, which could mean good fireball viewing for night sky watchers.
The ESCAPADE mission, which launched to space on a Blue Origin rocket on Thursday, breaks the mold of how planetary science missions typically come together.
The staggering array of modern dog breeds is typically traced to the Victorian era. But half of all canine variation was in place roughly 10,000 years ago, a new study suggests.
This will be the second flight of the orbital rocket from Jeff Bezos’ space company and will include a key test of whether it can land a booster stage for later reuse.
After the H5N1 virus hit the remote island of South Georgia in 2023, more than 50,000 breeding females may have disappeared.
At least one space launch has been put on hold, as satellite operators and rocket companies manage the effects of the current geomagnetic storm hitting Earth.
Giving up on mRNA is a dangerous decision.
The agency narrowed who can get the shot and added new study requirements that could cost the company tens of millions.
As China and the United States trade charges of a lab leak, researchers contend in a new paper that the Covid pandemic got its start, like a previous one, in the wildlife trade.
The White House has thrown its weight behind the lab leak theory, an idea that has divided intelligence agencies.
With little post-pandemic recovery, experts wonder if screen time and school absence are among the causes.
On the test, American fourth and eighth graders posted results similar to scores from 1995. It was a sign of notable stagnation, even as other countries saw improvements.
Robert F. Kennedy Jr. and other candidates for top health posts are at odds with the drug industry, setting the stage for tense battles over regulatory changes.
Covid learning loss and chronic absenteeism aren’t going to fix themselves
Dr. Fauci testified before a House panel investigating Covid’s origins. The panel found emails suggesting that his aides were skirting public records laws.
A scientist finds beauty in the “visual synonyms” that exist in images seen through microscopes and telescopes.
A long-awaited new policy broadens the type of regulated viruses, bacteria, fungi and toxins, including those that could threaten crops and livestock.
A heated hearing produced no new evidence that Peter Daszak or his nonprofit, EcoHealth Alliance, were implicated in the Covid outbreak.
Prosecutors said Keith Berman falsely claimed he had invented a blood test that could detect Covid-19 in 15 seconds. His lawyer said he had put “genuine effort” into developing such a test.
Los científicos que estudian la evolución continua del virus y las respuestas inmunitarias del organismo esperan evitar un rebrote y comprender mejor la covid prolongada.
Scientists studying the virus’s continuing evolution, and the body’s immune responses, hope to head off a resurgence and to better understand long Covid.
A new study of camera-trap images complicates the idea that all wildlife thrived during the Covid lockdowns.
In the Panamanian rainforest, scientists found the first known plant species to transform decaying tissue into a new source of nutrients.
Newly released documents indicate that a U.S. genetic database had received the sequence of the coronavirus two weeks before it was made public by others.
The dominant variant of the coronavirus has proved to be not only staggeringly infectious, but an evolutionary marvel.
Scientists doing “gain-of-function” research said that heightened fears of lab leaks are stalling studies that could thwart the next pandemic virus.
High-security labs, like this one at Penn State, are at the center of a debate over research that alters viruses to make them more dangerous.
Schools run by the Defense Department educate 66,000 children of civilian employees and service members.
Let’s bring back an era of accountability.
Despite billions in federal aid, students are not making up ground in reading and math: “We are actually seeing evidence of backsliding.”
The results are the federal government’s last major data release on the academic effects of the coronavirus pandemic.
Strict pandemic lockdowns may have allowed animals to range more widely and spend time closer to roads, a new study suggests.
Pandemic aid was supposed to help students recover from learning loss, but results have been mixed.
Tokophobia, as it’s called, is not often studied in the United States. But a new survey finds that it may be very common, particularly among Black women and in disadvantaged communities.
Lab safety doesn’t need to torpedo scientific progress.
The latest test results continue a nearly decade-long decline. Try a sample quiz to test your knowledge.
After analyzing genetic data swabbed from a Wuhan market in early 2020, a virologist said it was unclear if animals for sale there had been infected.
Leaders on the continent have vowed that if there is another pandemic, they won’t be shut out of the vaccine market.
Scientists from the Chinese C.D.C. confirmed that DNA from raccoon dogs and other animals susceptible to the coronavirus was found at the market in early 2020.
In a much-anticipated study, experts described a swab that was positive for the coronavirus and contained loads of genetic material from raccoon dogs.
Genetic samples from the market were recently uploaded to an international database and then removed after scientists asked China about them.
Some medications, like Ritalin and Vicodin, would require an in-person doctor’s visit under the new rules, a reaction to the pandemic-era rise of telemedicine.
Moderna has paid $400 million to the government for a chemical technique key to its vaccine. But the parties are still locked in a high-stakes dispute over a different patent.
Kizzmekia Corbett helped lead a team of scientists contributing to one of the most stunning achievements in the history of immunizations: a highly effective, easily manufactured vaccine against Covid-19.
Readers discuss experimentation on lab animals. Also: Racism in America; preparing for the next pandemic; maternal deaths; Amazon’s donations.
The White House will decide whether to adopt the panel’s recommendations on so-called gain of function experiments.
An internal federal watchdog said that the health agency had not given adequate oversight to EcoHealth Alliance, which had been awarded $8 million in grants.
A young version of the coronavirus makes up one-quarter of Covid cases across the United States and over 70 percent of new cases in the Northeast.
Plus China’s vaccination pivot and the year’s most stylish “people.”
Plus, China’s sluggish economy and the arrest of the Lockerbie bombing suspect.
Al cumplirse el aniversario del descubrimiento de la variante, los expertos en virología siguen intentando ponerse al día con la rápida transformación de ómicron.
One year after the variant’s discovery, virologists are still scrambling to keep up with Omicron’s rapid evolution.
Students missed a lot of high school instruction. Now many are behind, especially in math, and getting that degree could be harder.
In a vacuum, test score declines look like bad news. But none of this happened in a vacuum.
The report, signed by Senator Richard Burr, foreshadows a new wave of political wrangling over Covid’s origins if Republicans gain control of the House or Senate.
The results, from what is known as the nation’s report card, offer the most definitive picture yet of the pandemic’s devastating impact on students.
Mouse experiments at Boston University have spotlighted an ambiguous U.S. policy for research on potentially dangerous pathogens.
Benjamin Franklin Elementary in Connecticut overhauled the way it taught — and the way it ran the classroom. Every minute counted.
Readers respond to the latest Russian attacks in Ukraine. Also: The wonders of math; pandemic spending; Republicans and crime.
Maitland Jones, un profesor respetado, defendió sus estándares. Pero los estudiantes hicieron un reclamo y la universidad lo despidió.
Maitland Jones Jr., a respected professor, defended his standards. But students started a petition, and the university dismissed him.
The first standardized test results that capture how most city schoolchildren did during the pandemic offered a mixed picture.
La decimotercera variante con nombre del coronavirus parece tener una capacidad sorprendente para evolucionar con nuevas particularidades.
Omicron, the 13th named variant of the coronavirus, seems to have a remarkable capacity to evolve new tricks.
Many employees reduce their hours or stop working to help ailing family members. But it may be years before they fully return to the work force, studies indicate.
The results of a national test showed just how devastating the last two years have been for 9-year-old schoolchildren, especially the most vulnerable.
Urgently needed: teachers in struggling districts, certified in math or special education. Perks: maybe a pay raise, or how about a four-day week?
Here’s how a scrappy team of scientists, public health experts and plumbers is embracing wastewater surveillance as the future of disease tracking.
El coronavirus, como muchos otros virus, evoluciona deprisa. ¿Los seres humanos y su ingenio podrían adaptarse más rápido a él?
Human ingenuity must keep up with the coronavirus.
The papers, which have not yet been published in scientific journals, suggest that testing just a single type of sample is likely to miss a large share of infections.
A new report estimates that it may take students at least three to five years to recover from the pandemic. Federal relief money will most likely have run out by then.
Covid precautions created a global slowdown in human activity — and an opportunity to learn more about the complex ways we affect other species.
Working in a laboratory in Paris, scientists gave a close relative of the Covid virus the chance to evolve to be more like its cousin.
Pandemic shutdowns and restrictions led to a 20 percent drop in average daily physical activity among children and adolescents, a new analysis shows.
The vaccine has not yet been authorized but is expected to be soon.
The myxoma virus, fatal to millions of Australian rabbits, is a textbook example of the unexpected twists in the evolution of viruses and their hosts.
Officials have also been trying to determine whether the cases represent a new phenomenon or are simply a new recognition of one that has long existed; there have always been a subset of pediatric hepatitis cases with no clear cause.
“The lack of political cooperation from China continues to stifle any meaningful progress,” one expert said.
In his essay collection “Virology,” Joseph Osmundson examines the myriad ways we coexist with viruses.
The spread of the subvariants adds more uncertainty to the trajectory of the pandemic in the United States.
Ravindra Gupta, who led the efforts that resulted in the second case of a patient being cured of H.I.V., was drawn into pandemic research.
Readers discuss the Florida Department of Education’s objections to some of the topics in math textbooks. Also: The Ukraine war; mask mandates.