NASA Administrator Bill Nelson said the decision was driven by the agency's commitment to safety, especially after the disasters that beset the space shuttle program.

Every query on Chat GPT or another artificial intelligence app requires extraordinary amounts of electricity and water. Users have no way of knowing.

Autistic people and their families say they can't find adequate help in their communities before they reach a crisis point.

An autistic child. The struggle for services. The 911 calls. This is the harrowing story of how one mom scrambled to get help for her son and keep her head above water.

The CDC says September and October are generally the best times for most people to get a COVID shot, though there are other factors to consider.

MERT is being marketed to families of children with autism. Providers suggest the treatment has been thoroughly studied, but there is little evidence to date of its efficacy.

For parents considering autism interventions for their children, evaluating treatments can be daunting. Experts talked to The Times about what to watch for.

Dr. Mark Ghaly will be stepping down as head of the California Health and Human Services Agency, Gov. Gavin Newsom announced.

There's no surer way to start a fight than to talk politics with someone who disagrees with you. But UCSB psychologist Tania Israel says it doesn't have to be that way. She sees as an opportunity to help bridge America's political divide.

'Something that Sunrise has taught me, and that I've learned from the world around me, is that hope comes through collective action but is also something that you need to practice.'

'Climate Anxiety and the Kid Question' asks: With American society feeling more socially and politically polarized than ever, is it right to bring another person into the world?

Three more California dairy herds have been infected with H5N1 bird flu. A new case of human infection has also been reported in Missouri.

Aging infrastructure, short-term thinking and ambitions that far exceed its funding are among the problems facing NASA, according to a new report.

In his new book 'Hope for Cynics,' Stanford psychology professor Jamil Zaki explains how cynicism became an American epidemic — and how to cure it.

An AI chatbot was able to persuade people to reconsider their beliefs in conspiracy theories about the JFK assassination, the moon landing and election fraud.

With the environment constantly changing due to global warming, future generations will have a chance only if the current population takes sustainable actions.

An industrial chemical used in plastic products has been cropping up in illegal drugs from California to Maine.

A new study from Temple University offers an easy road map for how to reframe and conquer regrets, no matter how big or small.

Unless officials take action to develop new medications, drug-resistant infections could kill nearly 2 million people a year in 2050.

Dubbed the 2024 PT5, the 'mini-moon' will orbit Earth for nearly two months. It comes in a season of lunar phenomena.

With 17 dairy herds in California now infected with bird flu, the state is upping its surveillance.

Samples taken in the pandemic's early weeks reinforce hypothesis that coronavirus emerged from live animal market, not a laboratory, new study says.

Uncontrolled wildfires can be powerful enough to generate their own weather.

"Let It Out," a stand-up show hosted at the Laugh Factory, aimed to demonstrate that making comedy shows inclusive for neurodivergent people could be easy.

Gov. Gavin Newsom is asking Californians to take actions in their daily lives to help combat climate change — from composting to taking public transit to avoid driving.

The U.S. Department of Health and Human Services said it will again make four free COVID tests available through the mail for households.

Enterovirus D68, which in rare cases can cause polio-like paralysis in children, is on the rise in California and across the nation, analyses show.

The number of dairy herds infected with H5N1 Bird Flu doubled over the weekend. The count is now 34.

Brett Favre, 54, says he has Parkinson's disease while testifying before a House committee about welfare fraud in which he was allegedly involved in Mississippi.

A San Fernando Valley resident is the first person in L.A. County to die this year from West Nile virus, a mosquito-transmitted illness that can cause lethal inflammation in the brain.

New data from Southern California children, teens and young adults show that rising rates of depression and anxiety increased further during the pandemic.

As the range and incidence of valley fever grows, public health officials are struggling to warn visitors of the risk.

Research suggests that the patients of female physicians' fare better on average. But old-fashioned sexism is still a barrier to their success in the profession.

Although California dairy farmers anticipated a bird flu mortality rate of less than 2%, some say between 10% and 15% of infected cattle are dying.

An experimental program seeks to protect California almond trees from a pesky moth by using X-rays to sterilize the insects.

John Hopfield dreamed up the modern neural network while at Caltech. Geoffrey Hinton built on it, creating an AI firm that Google bought for $44 million.

NASA JPL's Europa Clipper spacecraft, the largest planetary probe ever built, will launch as early as Friday to explore Jupiter's icy ocean moon.

It's hard to beat the convenience of baby food pouches. But overreliance can affect a child's nutrition, food preferences and speech development, experts warn.

The politics of reproductive health aren't just about abortion and aren't limited to younger women.

Just months after the Supreme Court limited abortion access, infant mortality rates rose significantly higher, according to a new study.

Berkeley chemists have created a reusable material that pulls carbon dioxide from the air and holds onto it until it can be stored.

The safety of mass-produced food has improved dramatically in recent decades, but listeria, a common type of bacterium, presents unique hurdles.

Here are the key takeways from The Times' yearlong investigation into the science behind magnetic resonance therapy, or MERT, as a therapy for autism.

In under-resourced parts of Los Angeles, people develop life-altering, preventable diabetes complications related to obesity. These patients rarely live to grow old.

Few drugs are available to treat heavy metals that enter the body, either from lead poisoning or nuclear fallout. A UC Berkeley startup hopes to change that.

Public health officials maintain the risk of H5N1 bird flu infection remains low. They are searching for the source.

Two Los Angeles Police Department officers were injured early Sunday morning in South L.A. when their vehicle overturned after being struck by a car.

Robert F. Kennedy Jr. described fluoride, which occurs naturally in all fresh water supplies, as an 'industrial waste' associated with various health risks.

As demand for popular weight-loss drugs like Wegovy and Zepbound skyrockets, patients are taking dosage amounts into their own hands.

From family planning to hospital bills, the new Trump administration has the potential to affect a wide range of policies in the Golden State and beyond.