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Spaceflight Started 100 Years Ago in a Massachusetts Cabbage Patch
Before humanity sent satellites, telescopes, humans and weapons into space, Robert Goddard experimented with the first liquid-fueled rocket on his aunt’s farm.
In Ski Towns, a Bad Snow Year Is Worsening Wildfire Fears
A record-breaking snow drought has residents worried about much more than slushy slopes.
Iceland’s Chief ‘Lava Cooler’ Is Bracing for the Next Volcanic Eruption
Helgi Hjorleifsson, a firefighter, is a leader in a national experiment to steer rivers of lava away from important sites. Some called it crazy, but it worked.
‘How Low Can You Go?’ The Shifting Guidelines for Blood Pressure Control
The number doctors use to demarcate hypertension keeps going down, a trend applauded by many experts, who point to studies linking high blood pressure and dementia.
How My Trip to Antarctica Unlocked a Family Discovery
An eight-week voyage to the bottom of the Earth helped the photojournalist Chang W. Lee better understand his late father.
Earlier Cholesterol Testing Can Reduce Heart Attacks and Strokes, New Guideline Says
Eleven medical organizations advised changes to preventive cardiac care that it says could markedly reduce heart attacks and strokes.
E.P.A. Moves to Weaken Limits on Ethylene Oxide
The gas, ethylene oxide, plays a crucial role in sterilizing medical devices. But long-term exposure is linked to several types of cancer and other ailments.
Trump Administration Readies Plans to Dismantle NCAR Research Lab
Proposals include transferring a supercomputer to the University of Wyoming and shifting a space weather lab to a private company.
A New Lifeline Helps Inmates Transition to Life Out of Prison
Medicaid is now paying for health care in jails and prisons, helping smooth inmates’ return to the community. Corrections and law enforcement officials say they’re all for it.
Palisades Fire Recovery Tests L.A.’s Ability to Invest in Resilience
Palisades fire victims want to raise money for disaster hardening. Their idea could be a model — if it can get past L.A.’s most vexing housing problems.
His Harvard Lab Was Thriving. Then Came the Cuts.
Will Mair, who studies aging, lost almost all his research funds when the White House cracked down on Harvard. He was wholly unprepared for the upheaval that followed.
NASA Says Artemis II Moon Launch Is On Track for April 1
After postponing launch opportunities in February and March, the agency determined that four astronauts could proceed toward the first crewed lunar journey in more than 50 years.
Flowers Are Blooming in California’s Death Valley
Visitors are flocking to see a bonanza of wildflowers that has transformed this barren desert.
Trump Administration Sues California Over Tailpipe Emissions Limits
A lawsuit argues that the state’s regulations would illegally force a rapid transition to electric vehicles.
Before Landing on the Moon, a Collision Close Call Haunted a Space Mission
The experience of the private Blue Ghost mission in lunar orbit a year ago highlights a growing number of “red alert” incidents above Earth’s neighbor.
In Criminal Cases, Moss Is Often Underfoot and Overlooked
A group of scientists and law enforcement officials are pointing to the role moss can play to help solve crimes.
Her Lab Worked to Future-Proof Fruits and Vegetables
Erin McGuire ran a research network that studied how to get healthy food to marginalized populations around the world.
How Trump Officials Embraced an Animal Rights Campaign
The Trump administration is curbing animal experiments in response to shifts in public opinion, technological advances, years of animal rights advocacy and the work of a conservative activist.
A Third of Americans Have Cut Spending or Borrowed Money for Health Care
As medical costs rise, more than 80 million people have made sacrifices like skipping meals and driving less, a new survey finds.
Why Falling Cats Always Seem to Land on Their Feet
It takes backbone to solve an enigma like the “falling cat” problem.
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