Ultraviolet light may become an important tool for fighting the coronavirus by sterilizing masks and other high-touch items. We look at what UV light can and can't do.

CanSino Biologics of China is in the second phase of testing a coronavirus vaccine candidate, and a U.S. shot by Moderna and the NIH isn't far behind.

It could be sometime in May before California officials begin to seriously contemplate how they might start to gradually ease the stay-at-home order.

This may help explain why the coronavirus has hit the U.S. so hard: Obesity appears to be a risk factor for serious cases of COVID-19.

Here's an inside look with doctors and nurses on the frontlines of the COVID-19 battle.

Wear a mask when inside an essential business, or when riding a bus or train. The cities of Long Beach, Pasadena and L.A. have issued similar orders.

A study of COVID-19 patients and the people they likely infected suggests the coronavirus can spread for more than two days before symptoms appear.

A two-decade-long dry spell that has parched much of the western United States is turning into one of the deepest 'megadroughts' of the past 1,200 years.

The tobacco industry sees the sales potential in the pandemic, offers up freebie protective gear, doorstep deliveries, festive discounts.

With no treatment for the new coronavirus, some people are trying alternative medicines. In China and India, the government has advised them to do so.

Nurses around the world are risking their lives tending to coronavirus patients.

A new study by Stanford University, using antibody blood tests, estimates that the number of cases in Santa Clara County may be 50 to 85 times greater than what was previously known.

Hydroxychloroquine, the drug President Trump hailed as a coronavirus killer, had no beneficial effect for COVID-19 patients in two controlled trials.

Men contending with coronavirus infection may have a pair of vulnerabilities that could increase their risk of longer, more severe illness: their testicles.

A study shows roughly 4% of L.A. County residents have contracted COVID-19, suggesting it might be less fatal locally than originally believed.

There are two main types of coronavirus tests. One tells you if you have an active infection, and the other checks to see if you were infected before.

California is now giving coronavirus testing priority to asymptomatic people in high-risk settings such as nursing homes and prisons.

What do scientists wish they knew about the coronavirus? Which treatments actually work, what antibodies are good for, and which public health measures help.

Coronavirus: Autopsies reveal the first confirmed U.S. COVID-19 deaths occurred in Bay Area in February.

As people across the globe stay home to stop the spread of the new coronavirus, Earth is becoming cleaner and more wild.

You've heard the term "herd immunity." Here's what it means and why it's important as we think about returning to something like a normal life.

Is a second wave of the coronavirus outbreak inevitable? Scientists say that depends on the nature of the virus itself as well as our own behavior.

Coronavirus: After weeks of backlogs, it's getting easier to obtain a coronavirus test in California.

Studies are finding that cigarette smokers are more likely to have severe cases of COVID-19, the disease caused by coronavirus. Many lung doctors say that doesn't surprise them much.

A government scientist felt pressure to approve a research contract for a lab investigating hydroxychloroquine, a drug Trump has touted as a coronavirus cure.

The maker of Lysol and another disinfectant says its products should not be used as an internal treatment for the coronavirus.

Video and photos show an algae bloom in the South Bay producing a neon-blue light along the shoreline at night in Hermosa Beach.

Testing sewage for the coronavirus may tell scientists how much disease is in a community — and when the virus has finally gone away.

The San Francisco Bay Area has seen consecutive weekly declines in the number of new coronavirus cases. Southern California has seen the pace increase.

The news that estrogen may boost resistance to COVID-19 offered a silver lining to my husband's prostate cancer and a cure for my isolation envy.

It's slowly getting easier to obtain a coronavirus test in California — following an initial rollout marked by restrictions and shortages.

Most people who get COVID-19 will experience mild symptoms and will recover with rest and plenty of fluids. Over-the-counter drugs can help with fever.

Yes, there are significant health risks associated with lockdown. But returning to normal life too soon and rushing herd immunity would be even worse.

Robert Kim-Farley, infectious disease expert, says Stage 4 of Gov. Newsom's reopening plan for California may not be implemented until mid to late 2021.

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.

Asian giant hornets in Pacific Northwest are unlikely to attack humans

SONOS ARC is the latest soundbar from smart speaker brand Sonos. The new device gets a fresh look and a massive audio upgrade ...and it's not the only new addition to the range. Here is everything that's new.

MICROSOFT has conceded that its next upgrade to Windows 10 includes a bug that will not be fixed before the software is rolled out to one billion users worldwide. Here's everything you need to know.

A WORRYINGLY convincing new scam tries to scam EE monthly and SIM-only customers into handing over their login and payment details. Here is everything you need to know.

VIRGIN MEDIA customers are about to lose one of the best perks rolled-out to keep them entertained during the lockdown. Here are all the channels you're set to lose from your set-top box in a few hours time.

IF YOU'VE ever wondered why your BT broadband isn't always performing to its best the firm may have some answers. Simple things can make a huge difference to your speeds and here's all you need to know about your Wi-Fi connection.

SAMSUNG has refreshed its Galaxy Buds with a new Plus model offering something that Apple AirPods simply can't match. Here's our full Galaxy Buds+ review.

SAMSUNG has just revealed full pricing for its new 4K and 8K TVs and there's a very big incentive if you buy one this month.

WHATSAPP users need to be on alert and keep an eye out for a message allegedly from the UK Government about the coronavirus lockdown.

GOOGLE CHROME is the undisputed champion of the internet browser marketplace, but one of its big rivals has received a major update that may tempt you over.

BROADBAND companies might not have handled the huge increase in users at home as well as many hoped. Whether you're using Virgin Media, BT broadband, Sky, TalkTalk or others, it seems vast numbers of people have experienced web problems, new research shows.

BBC WEATHER has forecast temperatures of up to 25C as Brits celebrate VE day but by Sunday, conditions will drastically change as stormy downpours washout the UK.

BRITAIN will be hotter than Corfu today as the Bank Holiday weekend is greeted with glorious sunshine. Temperatures are expected to soar up to 78F for VE Day, with the warm spell lasting through tomorrow.

BBC Weather have forecasted a rapid plummet in temperature due to Arctic winds after a bout of heavy rain and thunderstorms on Sunday.

HURRICANE warnings may soon become more common in the Atlantic and Pacific this year, as America's deadliest season is on approach. This year devastating storms could pummel the coast in a "very active" hurricane season which may come as one hardship too many for many areas.