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Traffic Deaths Spike After Deadly Mass Shootings, Study Suggests

RONI CARYN RABIN

Some gun violence experts are skeptical. But the research raises questions of whether there’s a cause-and-effect relationship and if so, what’s behind it.

Mathematicians are closing in on the hidden order inside chaos

A new breakthrough pushes the limits of randomness, bringing a decades-old mathematical mystery closer to resolution

Scientists discover a ‘remarkable’ new monkey species with orange lips and a froglike roar

The new species, Colobus congoensis, may already be endangered

How to avoid getting cyclosporiasis—and why washing lettuce may not be enough

Case numbers of this parasite-caused illness have exploded in the last week. An expert explains how to try and stay safe

Canada Wildfire Air Pollution and Heat Wave Combo Pose Heightened Health Risks

CLAIRE BROWN AND CHRISTINA KELSO

Days that are both extremely hot and polluted come with higher risks of respiratory ailments and other health risks.

Years After He Quit Smoking, a Lung Cancer Scan Saved His Life

PAULA SPAN

Lung cancer remains the leading cause of cancer deaths in the United States and older adults are at higher risk. But only about a quarter of patients eligible for screening are up-to-date.

Meet Earth’s Newest Monkey. (And Check Out Its Orange Lips.)

KATE GOLEMBIEWSKI

It is only the fifth new African monkey identified as a new species in the past 75 years.

Door-to-Door Search for Grapevines Sold at Costco Begins in California’s Santa Clara County

ALEXANDRA E. PETRI

Officials in Santa Clara County began knocking on doors on Monday to collect potentially infested plants sold at some Costco stores.

Watch SpaceX’s Starship flight 13 launch tonight

SpaceX is launching the latest version of its Starship megarocket for a test flight that—if all goes to plan—should look a lot like the last one

The Perseid meteor shower aligns with a total solar eclipse this year—here’s how to see it

Skygazers are in for a treat in August, as one of the most spectacular meteor showers coincides with a total solar eclipse

FDA approves cholesterol pill more powerful than statins

Most adults have levels of a dangerous type of cholesterol that are above 100, but this new drug can reduce levels to around 50

U.S. approval of giant ‘space mirror’ satellite alarms astronomers

A controversial new ruling from the Federal Communications Commission leaves no one responsible for regulating light pollution and other ill effects from skyrocketing numbers of satellites

The F.D.A. Approves a New Pill to Slash Cholesterol Levels

GINA KOLATA

The new pills can lower cholesterol levels far below what can be achieved with statins, clinical trials have shown.

Will SpaceX’s 13th Test Flight of Starship Be Lucky?

KENNETH CHANG

The objectives remain largely the same as the last launch in May. The biggest difference is that the gargantuan rocket will deploy 20 functioning, next-generation Starlink internet satellites.

National Academies Report Backs Climate Change Attribution Science

RAYMOND ZHONG

Attribution science is advancing quickly, researchers said. That could support lawsuits seeking damages for severe events worsened by global warming.