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Science

Apparently Healthy, but Diagnosed With Alzheimer’s?

Determining whether someone has Alzheimer’s disease usually requires an extended diagnostic process. A doctor takes a patient’s medical history, discusses symptoms, administers verbal...

An Ocean Moon Thought to Be Habitable May Be Oxygen-Starved

Under its bright, frosty shell, Jupiter’s moon Europa is thought to harbor a salty ocean, making it a world that might be one...

More Screen Time Means Less Parent-Child Talk, Study Finds

According to new research, “technoference” is real.Toddlers who are exposed to more screen time have fewer conversations with their parents or caregivers by...

Why It’s So Challenging to Land Upright on the Moon

When the robotic lander Odysseus last month became the first American-built spacecraft to touch down on the moon in more than 50 years,...

Paid Family Caregivers in Indiana Face Steep Cutbacks

Kacey Poynter doesn’t have to commute far to clock in for work. She’s a paid caregiver and simply rolls out of bed...

Vaccination Rates Dipped for Years. Now, There’s a Measles Outbreak in Britain.

The 5-year-old looked nervously at her older brothers, scanning their faces for any sign of distress as needles were swiftly stuck into their...

On the Trail of the Denisovans

ORIGINSDNA has shown that the extinct humans thrived around the world, from chilly Siberia to high-altitude Tibet — perhaps even in the Pacific...

Support for Nuclear Power Grows in Congress

The House this week overwhelmingly passed legislation meant to speed up the development of a new generation of nuclear power plants, the latest...

C.D.C. Shortens Isolation Period for People With Covid

Americans with Covid or other respiratory infections need not isolate for five days before returning to work or school, the Centers for Disease...

CVS and Walgreens Will Begin Selling Abortion Pills This Month

The two largest pharmacy chains in the United States will start dispensing the abortion pill mifepristone this month, a step that could make...

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