Herd immunity occurs when a large percentage of a population is immune to an infectious disease. There are two ways to achieve it: by exposing a large percentage of the population to a virus, or by producing a vaccine.

The facilities contract employee last worked on the 28th floor of the district's downtown headquarters on March 13.

Design teams shift their focus and volunteer for a USC-led 3D-printing campaign to create masks and other PPE in short supply for medical personnel.

The former Stanford University president emphasized undergraduate teaching, led a $1-billion capital campaign and earned a reputation as "the students' president."

The way the gay community responded to the AIDS crisis of the 1980s and 1990s has lessons for us all in the coronavirus pandemic.

Intensive care patients, even if they beat the disease, are likely to suffer PTSD and major cognitive problems, but the health system rarely treats this chronic condition seriously.

At Netflix, we've resumed production in some countries. And we're learning what safety will look like post-pandemic

If colleges have to pay out millions in tuition refunds because of coronavirus, it could mean higher tuition and reduced financial aid in coming years.

Peter Sellars — opera director, spiritual thinker, optimist — reflects on changes triggered by coronavirus. Amid tragedy, what new life might come forth?

Ticket sales were supposed to help theater and opera companies pay the costs of turning freelancers into staff members under AB 5. What now?

Hospitals built in two weeks. Freeways with few cars. Which innovations and changes could, or should, stick with us in a post-coronavirus world?

81-year-old Ben Barcelona is L.A.'s most devoted museum-goer. But what happens when the coronavirus shutters culture in California?

Artist Relief, which has given grants to 200 artists in need, reports that nearly 52,000 people have applied. A survey shows two out of three people are unemployed.

Firefighters are issuing urgent #StayHomeStaySafe advice as millions of people enter their first full week of working from home amidst the Coronavirus pandemic

London Ambulance Service and London Fire Brigade have announced a new partnership to boost the Covid-19 emergency response which will see firefighters helping with a number of roles across the ambulance service

New specialist teams are being trained to respond to suspected Covid-19 deaths in the community across London

Scientists are using the coronavirus to study the contagion of misinformation

Cedars-Sinai is embroiled in a political battle over Trump's remarks on a potential virus treatment.

Mexican officials have begun to cave, despite warnings from health authorities

L.A.'s Department of Public Health announced Tuesday it will publicly disclose restaurants that have had outbreaks of COVID-19.

L.A.'s street vendors are grounded and facing a new Goliath: COVID-19.

The COVID-19 shutdown is affecting the flow of essential Oaxacan ingredients to L.A.

Laguna Woods residents express dismay at their neighbors' opposition to using a nearby hotel as housing for homeless coronavirus patients.

Local hotels have repurposed thousands of rooms for use by medical professionals and homeless people during the coronavirus pandemic.

A patient who had server abdominal pain has a warning: If you think you need to do so, go to the ER, even with a pandemic raging.

The author of the Americans With Disabilities Act warns that coronavirus treatment that takes disability and age into account is immoral and illegal.

We don't know enough about the coronavirus to experiment with deliberately infecting volunteers with COVID-19.

We're comparing the number of Americans to have died from COVID-19 to war casualties. Why not consider AIDS?

Emmy ceremony stays on schedule, but FYC events are banned, the period during which "hanging" episodes can qualify expands and the voting schedule pushes back.

The ticket retailer Ticketmaster is finalizing plans to issue refunds for up to 18,000 postponed events in the wake of the COVID-19 pandemic.

Members of Fountains of Wayne perform together for the first time in seven years, with help from Sharon Van Etten, to salute bandmate Adam Schlesinger, who died from COVID-19.

Boyz II Men, Carrie Underwood, Mark Wahlberg and other celebs crash the music video for New Kids on the Block's new song about life in quarantine.

Nearly a month after Fountains of Wayne's Adam Schlesinger died from COVID-19, his girlfriend wrote a heartfelt Instagram caption recounting his final moments.

As Broadway actor Nick Cordero suffers a health setback, his former "Waitress" and "Rock of Ages" costars have united for tributes to help support him.

Los Angeles area artists are taking advantage of Bandcamp's COVID-19 initiative, which gives musicians 100% of sales. Here are a few recommendations.

On the latest episode of "Prime Time," CNN's Chris Cuomo reveals he has recovered from COVID-19 and possesses antibodies. But what does that mean?

Broadway actor Nick Cordero's wife, dancer Amanda Kloots, gave another update Thursday on his COVID-19 battle in a "CBS This Morning" interview.

Rogosin's longest-running success was the classic TV western 'The Virginian'

CORONAVIRUS will quickly culminate before vanishing almost overnight, an astrologer has bizzarely claimed.

CORONAVIRUS has sparked a global health crisis, prompting many to seek comfort in the Bible - but what does the Bible have to say about COVID-19?

Rory McIlroy is teaming up with Dustin Johnson, Rickie Fowler and Matthew Wolff to help raise funds for COVID-19 relief in a skins match.

PEOPLE locked into high cost loans and rent-to-own schemes should be spared the extra fees charged if they fall behind with payments, says affordable provider Fair for You .

Advice for food businesses in response to the coronavirus (COVID-19) outbreak in the UK.

New FSA guidance reassures consumers that food risks from coronavirus (COVID-19) remain low.

A LOCUST plague and the spreading coronavirus could cause famine of "biblical" proportions in East Africa, experts have warned.

A WEEK into Winston Churchill's prime ministership in May 1940, the war was going disastrously. As Western Europe buckled in the face of the German onslaught, the Nazi regime looked invincible. Yet even in this dark hour, Churchill bristled with defiance. "I think I see my way through," he told his son Randolph.

Through the scale of its devastating impact, the coronavirus pandemic could have fractured Britain. Yet the ordeal has strengthened the spirit of our country. In the face of this unprecedented crisis, the public has shown solidarity rather than selfishness, unity instead of division.

More than a dozen past cases of severe pneumonia in Manitoba were re-tested for COVID-19, according to a government spokesperson.

A team of researchers based in London, Ont. is the first in the world to attempt treating critical COVID-19 patients with a modified form of dialysis, doctors say.

Through the scale of its devastating impact, the coronavirus pandemic could have fractured Britain. Yet the ordeal has strengthened the spirit of our country. In the face of this unprecedented crisis, the public has shown solidarity rather than selfishness, unity instead of division.