An ‘Unprecedented’ Outbreak of Meningitis Raises Alarm in Britain
How To Bring a Bird’s Song Back from the Edge of Extinction
Judge Strikes Down Kennedy’s Vaccine Policies
Administration to Convene ‘God Squad’ With Power to Override Environmental Law
No H.I.V. Aid Without More Access to Minerals: U.S. Ponders ‘Sticks’ Against Zambia
What Displays Get Scrapped at America’s Parks? It Looks Like Anyone’s Guess.
Spaceflight Started 100 Years Ago in a Massachusetts Cabbage Patch
In Ski Towns, a Bad Snow Year Is Worsening Wildfire Fears
Iceland’s Chief ‘Lava Cooler’ Is Bracing for the Next Volcanic Eruption
‘How Low Can You Go?’ The Shifting Guidelines for Blood Pressure Control
How My Trip to Antarctica Unlocked a Family Discovery
Get Your Cholesterol Even Lower and Start Younger, New Guideline Says
E.P.A. Moves to Weaken Limits on Ethylene Oxide
Trump Administration Readies Plans to Dismantle NCAR Research Lab
A New Lifeline Helps Inmates Transition to Life Out of Prison
Palisades Fire Recovery Tests L.A.’s Ability to Invest in Resilience
His Harvard Lab Was Thriving. Then Came the Cuts.
NASA Says Artemis II Moon Launch Is On Track for April 1
Flowers Are Blooming in California’s Death Valley
Trump Administration Sues California Over Tailpipe Emissions Limits
Before Landing on the Moon, a Collision Close Call Haunted a Space Mission
In Criminal Cases, Moss Is Often Underfoot and Overlooked
Her Lab Worked to Future-Proof Fruits and Vegetables
How Trump Officials Embraced an Animal Rights Campaign
A Third of Americans Have Cut Spending or Borrowed Money for Health Care
Why Falling Cats Always Seem to Land on Their Feet
Anthony J. Leggett Dies at 87; Won Nobel for Theories on Superfluids
Iran Shocks Could Spur a Shift to Clean Energy — But Also to Coal
Slowly, Slowly, ‘Darwin’s Finches of the Snail World’ Return From Near Extinction
In Talking to Parents About Vaccines, Pediatricians Navigate a Sea of Misinformation
Bumblebee Queens Can Breathe Underwater
Bumblebee Queens Can Breathe Underwater
‘Don’t Worry About It’: NASA Satellite to Burn Up in Fall to Earth
In Ancient Peru, a Parrot Trade That Crossed the Andes
Cancer Haunts Neighbors of Canada’s Oil Sands Wastelands
Oil Prices Will Remain High as Iran War Continues
Meteorite Crashes Through Roof in Germany After Fiery Light Show
F.D.A. Opens Door to More Flavored E-Cigarettes
A Night Light in the Sky? Start-Up Wants to Launch a Big Space Mirror.
Viral Outbreaks Take a Common Path from Animals to People, Study Finds
