Recent Headlines
NASA’s newest Mars rover hit the dusty red road this week, putting 21 feet on the odometer.
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Counties that allowed restaurant dining saw increases in COVID-19 case and death rates, while those that implemented mask mandates saw declines in both.
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Americans are warming up to COVID-19 vaccines, with 19% saying they’ve already received at least one dose and 49% intending to do so when they get the chance.
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A widespread study of nearly 200,000 U.S. adults hospitalized with COVID-19 found that the oldest patients were 19 times more likely to die than the youngest patients.
Calculating how many people have been infected isn’t a simple matter, which is why estimates of local infection rates vary widely.
Air quality has been terrible for decades in Bergamo, in northern Italy, which last year suffered many COVID-19 deaths. Researchers see a connection.
Nine great apes at the San Diego Zoo are the first non-human primates to receive an experimental COVID-19 vaccine, zoo officials said Thursday.
A United Nations report estimates 17% of food produced each year is wasted. That’s 931 million metric tons of food, doubled from a decade ago.
A study published in JAMA Cardiology suggests that heart inflammation is uncommon in pro athletes who’ve had mild COVID-19 and most don’t need to be sidelined.
Britain, Canada and three other countries plan to fast-track the development of modified COVID-19 vaccines to target new versions of the coronavirus.
The COVID-19 pandemic cut global greenhouse gas emissions, but the benefits won’t last unless dramatic reductions continue for years
Just one dose of the Pfizer-BioNTech vaccine was 60% to 70% effective at preventing symptomatic COVID-19 disease in people age 70 and older, a new report says.
Health news, ideas, advice and commentary.
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California will devote 40% of available COVID-19 vaccines to people in the most disadvantaged areas, a major policy shift intended to slow the spread.
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California’s coronavirus strain is more transmissible than its predecessors, is more resistant to vaccines and may cause more severe cases of COVID-19.
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The second shot of the COVID vaccine does not need to happen precisely 21 or 28 days after the first to be effective.
By putting homeless people in hotels for isolation or quarantine, San Francisco freed up hospital space for patients with serious cases of COVID-19.
Communities across the U.S. are seeing plummeting demand, but coronavirus tests remain important for tracking and containing the outbreak.
The World Health Organization’s emergencies chief says it’s ‘premature’ and ‘unrealistic’ to think that the pandemic might be over by year’s end.
Federal officials are expressing worry that the decline in daily new coronavirus cases nationwide is starting to flatten and warned states against relaxing COVID-19 restrictions.
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Mixing and matching doses of different COVID-19 vaccines was an idea that scientists dismissed out of hand. Now they’re taking it seriously.
U.S. health advisors have endorsed a one-dose COVID-19 vaccine from Johnson & Johnson that’s expected to provide an easier-to-use option to fight the pandemic.
While coronavirus variants remain a threat, health experts say they are hopeful that masks and rising vaccination rates can blunt potential new waves.
Scientists have identified a mutated version of the coronavirus spreading in New York, one of several variants being monitored in the U.S.
The CDC is urging stricter precautions for gymgoers after tracing coronavirus outbreaks to fitness centers where patrons exercised without wearing masks.
Covid-19 Vaccines
Blue Shield of California’s takeover of the state’s vaccine delivery system lack buy-in from counties, with none of California’s 58 counties having signed the Blue Shield contract yet.
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After a year marked by grim milestones, California has cleared a hopeful hurdle in its fight against COVID-19: administering its 10 millionth vaccine dose.
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The Los Angeles County Sheriff’s Department opens a mobile COVID-19 vaccination clinic for its employees.
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Canada is getting a fourth vaccine to prevent COVID-19 as the country’s health regulator clears a Johnson & Johnson shot that works with one dose.
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Single-use access codes will be used to secure COVID-19 vaccine appointments, to help ensure the shots get to those in need.
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California is sending 40% of vaccine supplies to communities hardest hit by COVID-19, hoping to improve equity, halt spread of the disease and hasten reopening. Will the radical shift work?
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Texas horned lizards, beloved creatures celebrated in local lore, were once so common that few people noticed when their numbers started declining. Now science is trying to save them.
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A new United Nations report finds that countries are not promising to do enough carbon-cutting to keep global warming from hitting dangerous levels.
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Pfizer says it has begun studying the effects of a third dose of its COVID-19 vaccine, part of a strategy to combat new versions of the coronavirus.
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Many in the marginalized Latino LGBTQ community, a number of whom are front-line workers, have been deeply affected by the pandemic and are unable to find help.
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February is usually the peak of flu season but not this year, in part because of measures, such as mask-wearing, to fight the coronavirus.
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A new study from Israel strongly suggests that the Pfizer-BioNTech vaccine works as well in the real world as it does in clinical trials.
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California has surpassed 50,000 COVID-19 deaths, a tally that came as Los Angeles County reported a backlog of more than 800
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Scientists fear “nightmare scenario” where a patient is infected by two different coronavirus strains that swap mutations and become more dangerous.
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After 90 days, the immunity developed in response to a coronavirus infection is about as protective as a COVID-19 vaccine, according to a new study.
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An FDA analysis finds that Johnson & Johnson’s single-dose vaccine provides strong protection against severe cases of COVID-19.
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Systems engineer Ian Clark used a binary code to spell out a message in the orange-and-white strips of the rover’s parachute.
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