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Recent Headlines
A UC Davis professor’s simple mission: Record and identify every butterfly he sees. What he’s discovered has disturbed him.
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Novel drugs — some old, some new — may offer fresh ways to reduce heart risks beyond the usual medicines to lower cholesterol and blood pressure.
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New satellite measurements of NOx air pollutants above major North American cities show that Los Angeles had the highest emissions but also the steepest declines.
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State policies that treat pregnant women like criminals if they use illicit substances are linked with higher rates of babies being born with opioid withdrawal.
Children are growing up in a warmer world that will hit them with more and different health problems than their parents experienced, doctors say.
Unprecedented visualizations have allowed scientists to dig deeper into the details of major earthquakes.
Deaths resulting from infections with drug-resistant “superbugs” appear to be falling in the U.S., though infections continue to rise, according to the CDC.
The most damaging hurricanes, by area of total devastation, are increasing the most, according to a study of 247 hurricanes that hit the U.S. since 1900.
Health
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After controversial guidelines were introduced, cholesterol levels are inching down and more Americans are taking much-needed statin drugs.
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New advice from pediatric experts says there isn’t enough solid research to answer some of the most burning questions about kids, sports and concussions.
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Doctors are reporting success in a penis transplant for a veteran injured by an IED. The man received a new penis, scrotum and lower abdominal wall.
Most Read
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A UC Davis professor’s simple mission: Record and identify every butterfly he sees. What he’s discovered has disturbed him.
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Curiosity drills into an ancient lake to discover signs that Gale Crater was once wet and potentially Earth-like. ‘It’s a great leap forward,’ one scientist says.
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About 1 in 1,000 black men and boys in America can expect to die at the hands of police. That risk is 2.5 times higher than for white men, new research shows.
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The rate at which young Americans took their own lives reached a high-water mark in 2017, driven by a sharp rise in suicides among older teenage boys, according to new research.
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Voyager 1 finds a surprise at the edge of the solar system
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Sierra Nevada forests are vital for California’s water supply and wildlife, but are under siege from drought, beetles and climate change. Can scientists use drought-surviving trees to build more resilient forests?
Transportation is responsible for 29% of U.S. greenhouse gas emissions. Drones delivering packages could help reduce that — depending on how and where they’re deployed.
The vulnerability of Venice has been cast in the spotlight by massive flooding in recent days.
It’s been a little over a year since the Woolsey fire began its assault on the Santa Monica Mountains, so survivors of that devastation can talk pretty calmly about what they and their neighbors experienced.
California has joined other states in filing a second lawsuit against the administration for revoking the authority to regulate greenhouse gas emissions from automobiles.
Gifting vintage and other resold goods is increasingly seen as a savvy way to save money, discover hard-to-find items and reduce our carbon footprint.
Westlands Water District is about to get a rich deal from Interior Secretary David Bernhardt, its former lawyer.
Sen. Kamala Harris introduced a bill that would set aside $1 billion each year to pay for better infrastructure, land-use and evacuation route planning in wildfire zones.
More Coverage
A growing army of hot rodders is cannibalizing crashed electric cars and turning them into custom vehicles with electric power trains.
Medicine
The first attempt in the U.S. to use CRISPR against cancer seems safe in three patients who have had it so far, but it’s too soon to know whether it will help.
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State Sen. Richard Pan, who is an author of SB 277, said that though the law has not been bulletproof, the study understates its success at boosting vaccination rates.
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It’s an article of faith for many parents who refuse to vaccinate their children: When healthy kids get and recover from an infection naturally, their immune systems come out stronger.
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More kids who are obese should be considered candidates for weight-loss surgery, according to new guidelines from the American Academy of Pediatrics.
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You can see the deadly westward expansion of fentanyl in new data from the CDC. Across the country, it was responsible for 39% of all fatal drug overdoses.
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An algorithm used to inform healthcare decisions for millions of people shows significant racial bias in its predictions of the health risks of black patients.
More headlines
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Mini Mercury is skipping across the vast, glaring face of the sun in a rare celestial transit.
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The solar system’s smallest, innermost planet will resemble a tiny black dot as it passes directly between Earth and the sun.
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Officials are looking at vitamin E acetate as a potential cause of severe lung injuries that have sickened thousands who have used vaping devices.
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Montana justices face decision after the discovery of two fossilized dinosaur skeletons intertwined in what looks like a death match.
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For much of the United States, invasive grass species are making wildfires more frequent, especially in fire-prone California, a new study finds.
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Cerutti made one of the most contentious discoveries in North American archaeology when he found in a highway project the tusk of a mastodon.
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Scientists and world leaders increasingly recognize the need to bolster indigenous rights not only on humanitarian grounds, but for the good of the global environment.
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How close can U.S. cities, states and companies get to meeting the country’s abandoned climate goals without help from the federal government?
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Researchers found that asking trick-or-treaters in costume whether they were dressed up as a “good guy” or a “bad guy” influenced their propensity to lie.
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Mysterious black splotches are creeping over the gleaming Jefferson Memorial and other historic monuments and buildings in Washington. What’s causing the unsightly “biofilm”? Theories abound.
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Teens who vape using fruity flavors are more likely to continue vaping, and to inhale more during each session.
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