How many human cells does a pig need before it’s considered too human?

Putting pig organs in people is OK in the US, but growing human organs in pigs is not – why is that?

It’s normal for parents, or anyone, to have questions about vaccinations -- but what happens if your pediatrician urges a shot that’s under attack by the Trump administration?  The revolt by pediatricians, obstetricians, family physicians, infectious disease experts and internists came to a head when an advisory panel handpicked by Health Secretary Robert F. Kennedy Jr. urged an end to routine newborn vaccination against hepatitis B, a virus that can cause liver failure or liver cancer.

What are parents to do as doctors clash with Trump administration over vaccines?

Photos of the interstellar comet 3I/ATLAS show it traveling through our inner solar system. The growing collection of images has fostered intrigue around the mysterious object.

Interstellar comet 3I/ATLAS' journey through our solar system, in photos

Voyager 1, NASA’s deep-space probe, could soon become the first spacecraft to reach a historic milestone. In November 2026, the probe will be one light-day from Earth.

NASA's Voyager 1 set to achieve historic distance from Earth

The European Space Agency said that the black hole inside the spiral galaxy NGC 3783 has the mass of 30 million suns.

Astronomers detect black hole blasting winds at incredible speeds

Arctic front will bring some light snow Monday.

First Alert: Light snow through this evening

Mixed nuts from Ohio-based Mellace Family Brands sold at some Wegmans stores could be tainted with Salmonella, FDA warns.

Wegmans recalls mixed nuts over salmonella contamination fears

Moments after Luigi Mangione was handcuffed at a Pennsylvania McDonald’s, a police officer searching his backpack found a loaded gun magazine wrapped in a pair of underwear.  The discovery, recounted in court Monday as Mangione fights to keep evidence out of his New York murder case, convinced police in Altoona, Pennsylvania, that he was the man wanted in the killing of UnitedHealthcare CEO Brian Thompson in Manhattan five days earlier.

Bullets in Luigi Mangione’s bag convinced police that he was UnitedHealthcare CEO killing suspect

The number of Americans signing up for Affordable Care Act health insurance for 2026 is moderately higher than it was at a similar time last year, initial new federal data shows, even as subsidies set to expire at the end of 2025 will make the coverage more expensive for many.  “Overall, it’s just too early to know what any of this means,” said Jason Levitis, a senior fellow in the health policy division at the Urban Institute.  The data released Friday shows that by day 29 of the window for Ame

Affordable Care Act enrollment is slightly ahead of last year, despite expiring subsidies

The city's northern exit to Ramon Airport and Be'er Ora settlement will be open, however, for those wishing to reach those areas. Flooding and severe weather have forced the closure of Highways 12, 40, and 90, cutting off traffic to and from Eilat, Israel Police said Saturday.

Flash flooding causes highways to close to and from Eilat

California officials are warning foragers after an outbreak of poisoning linked to wild mushrooms that has killed one adult and caused severe liver damage in several patients, including children.  The state poison control system has identified 21 cases of amatoxin poisoning, likely caused by death cap mushrooms, the health department said Friday.  The toxic wild mushrooms are often mistaken for edible ones because of their appearance and taste.

California officials warn against foraging wild mushrooms after deadly poisoning outbreak

Astrophotographer Andrew McCarthy captured an awe-inspiring photograph of a skydiver’s silhouette in front of the sun.

Andrew McCarthy's awe-inspiring image of a skydiver in front of the sun

Massachusetts' highest court heard oral arguments Friday in the state's lawsuit arguing that Meta designed features on Facebook and Instagram to make them addictive to young users.  The lawsuit, filed in 2024 by Attorney General Andrea Campbell, alleges that Meta did this to make a profit and that its actions affected hundreds of thousands of teenagers in Massachusetts who use the social media platforms.  “We are making claims based only on the tools that Meta has developed because its own resea

Massachusetts court hears arguments in lawsuit alleging Meta designed apps to be addictive to kids

The next full supermoon, also known as the Wolf moon, will happen on Jan. 3.

Last supermoon of the year, the cold moon, seen across the U.S.: See the photos

Authorities said there was "no new tip [or] witness" that led to the breakthrough.

FBI arrests Brian Cole Jr. in Jan. 6 pipe bomb investigation, ending 5-year hunt

The first cold snap is happening this week.

Triple polar vortex to plunge central and eastern U.S. into Arctic cold through mid-December

The U.S. Food and Drug Administration is warning people to stop using certain types of glucose monitor sensors after the company that makes them, Abbott Diabetes Care, said the devices were linked to seven deaths and more than 700 injuries.  Certain FreeStyle Libre 3 and FreeStyle Libre 3 Plus sensors may provide incorrect low glucose readings, FDA officials said this week.  Such readings over an extended period may lead people with diabetes to make bad treatment decisions, such as consuming too

Faulty glucose monitors linked to 7 deaths and more than 700 injuries, FDA warns

Government data shows that the vast majority of immigrants swept up by federal agents have no criminal record.

Trump administration launches new immigration crackdowns in New Orleans and Minneapolis. Here are all the cities it has targeted so far.

A voluntary recall was issued for hundreds of thousands of cases of bags of shredded cheese sold at major retailers in October, according to the Food and Drug Administration.

Over 250,000 cases of shredded cheese recalled over possible metal fragments

The Trump administration is laying responsibility for a second strike that killed survivors on Bradley rather than on Defense Secretary Pete Hegseth.

Who is Adm. Frank 'Mitch' Bradley and what does he have to do with the Venezuela boat strikes?

November’s full beaver moon and the Southern Taurid meteor shower peak on the same day this week. Here’s how and when to glimpse them.

Fireballs and a full moon. Here’s how to see two celestial events this week

San Francisco on Tuesday sued 10 major food companies, alleging that they marketed and sold ultraprocessed foods that they knew were harmful to human health.

San Francisco sues 10 companies that make ultraprocessed food

Military experts and lawmakers on both sides of the aisle have characterized the Sept. 2 attack as a possible "war crime."

Amid growing bipartisan scrutiny of Pete Hegseth, Trump says he 'wouldn't have wanted … a second strike' on alleged Venezuelan drug boat survivors

Here’s what snow forecasters are watching, and why skiers and other snow lovers shouldn’t lose hope.

Winter storms blanket the East, while the U.S. West is wondering: Where’s the snow?

On top of the extra costs, travelers without a Real ID could also face delays getting through security, the agency said.

Flying without a Real ID? That'll soon cost you $45, TSA says.

More snow is expected to affect the Midwest, with a winter storm headed for the Northeast.

Winter storm headed for Midwest to Northeast. Here's how much snow to expect.

A blistering smash-up involving a Ferrari Purosangue slammed the brakes on the Ferrari Cavalcade Aventura in Argentina, forcing organizers to pull the plug on the whole shindig. The chaos erupted near San Martín de los Andes on Route 237, where a white Purosangue—hurtling at ludicrous speeds—careened into oncoming traffic, flipped like a pancake, and then plowed into a tree with bone-jarring force. Witnesses and local sources claim the Prancing Horse was screaming along at a jaw-dropping 124 mph

Ferrari Cavalcade Suspended After High-Speed Crash in Argentina Involving a Purosangue

The surging number of measles cases around the world is a stark warning sign that outbreaks of other vaccine-preventable diseases could be next, the World Health Organization warned Friday.“It’s crucial to understand why measles matters,” said Dr.

Surging measles cases are 'fire alarm' warning that other diseases could be next

An increasing share of workplace fatalities has been among older workers. Here are some of their stories.

They died 'doing what they loved': The stories of workers in their 80s who died on the job

A telescope in Chile has captured a stunning new picture of a grand and graceful cosmic butterfly.  At the heart of this bipolar nebula is a white dwarf star that cast aside its outer layers of gas long ago.  Schoolchildren in Chile chose this astronomical target to celebrate 25 years of operation by the International Gemini Observatory.

Telescope in Chile captures stunning new picture of a cosmic butterfly

An Illinois congresswoman is proposing legislation "to protect all moms" after one of her constituents was discharged from a hospital while in labor.

A hospital discharged a woman in labor. This lawmaker wants change.

A federal judge in Miami set a $60,000 bond Tuesday for U.S. Rep. Sheila Cherfilus-McCormick, who made her first appearance in court on charges of conspiring to steal $5 million in federal disaster funds meant to slow the spread of the COVID-19 pandemic in 2021.  The Florida Democrat is facing 15 federal counts that accuse her of stealing funds that had been overpaid to her family's health care company, Trinity Healthcare Services, prosecutors alleged.  Cherfilus-McCormick stood with her attorne

Judge sets $60K bond for Florida congresswoman accused of stealing $5M in COVID-19 funds

The 23-year-old, who cut off her GPS monitoring bracelet and escaped from a Wisconsin group home on Saturday, was recaptured south of Chicago.

US

First Alert: Light snow through this evening

Wegmans recalls mixed nuts over salmonella contamination fears

Bullets in Luigi Mangione’s bag convinced police that he was UnitedHealthcare CEO killing suspect

Affordable Care Act enrollment is slightly ahead of last year, despite expiring subsidies

Flash flooding causes highways to close to and from Eilat

California officials warn against foraging wild mushrooms after deadly poisoning outbreak

Andrew McCarthy's awe-inspiring image of a skydiver in front of the sun

Massachusetts court hears arguments in lawsuit alleging Meta designed apps to be addictive to kids

Last supermoon of the year, the cold moon, seen across the U.S.: See the photos

FBI arrests Brian Cole Jr. in Jan. 6 pipe bomb investigation, ending 5-year hunt

Triple polar vortex to plunge central and eastern U.S. into Arctic cold through mid-December

Faulty glucose monitors linked to 7 deaths and more than 700 injuries, FDA warns

Trump administration launches new immigration crackdowns in New Orleans and Minneapolis. Here are all the cities it has targeted so far.

Over 250,000 cases of shredded cheese recalled over possible metal fragments

Who is Adm. Frank 'Mitch' Bradley and what does he have to do with the Venezuela boat strikes?

Fireballs and a full moon. Here’s how to see two celestial events this week

San Francisco sues 10 companies that make ultraprocessed food

Amid growing bipartisan scrutiny of Pete Hegseth, Trump says he 'wouldn't have wanted … a second strike' on alleged Venezuelan drug boat survivors

Winter storms blanket the East, while the U.S. West is wondering: Where’s the snow?

Flying without a Real ID? That'll soon cost you $45, TSA says.

Winter storm headed for Midwest to Northeast. Here's how much snow to expect.

Ferrari Cavalcade Suspended After High-Speed Crash in Argentina Involving a Purosangue

Surging measles cases are 'fire alarm' warning that other diseases could be next

They died 'doing what they loved': The stories of workers in their 80s who died on the job

Surging measles cases are 'fire alarm' warning that other diseases could be next

They died 'doing what they loved': The stories of workers in their 80s who died on the job

Telescope in Chile captures stunning new picture of a cosmic butterfly

A hospital discharged a woman in labor. This lawmaker wants change.

Judge sets $60K bond for Florida congresswoman accused of stealing $5M in COVID-19 funds

‘Slender Man’ attacker back in custody. What we know about Morgan Geyser's disappearance and what happens next.

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