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Science

What makes someone cool? A new study offers clues

Is there a secret sauce that helps explain why people as different as David Bowie, Samuel L. Jackson, and Charli XCX all seem so self-assured and, well, cool? A new study suggests that there are six specific traits...

Six traits can determine your it factor, according to researchers who measured coolness around the globe. (Kimberly Elliott/The New York Times)

How to sleep on an airplane

These tested strategies can help you get some degree of rest, even in an unforgiving upright seat. (Pete Gamlen/The New York Times)

Why am I so tired all the time?

An illustrative image of exhaustion, in New York, Nov. 25, 2024. (Eric Helgas/The New York Times)

Superflares erupt from stars every 100 years

An artists impression of a superflare on a sun-like star as seen in white light. (Alexey Chizhik via The New York Times)

Do I need to throw out my black plastic spatula?

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Google unveils AI agent that can use websites on its own

Sundar Pichai, Google’s chief executive, talks about Gemini at the Google I/O event in Mountain View, Calif., May 10, 2023. (Jason Henry/The New York Times)

Why do my ears hurt on planes?

An illustrative image of ear pain

2024 will be the world's hottest year on record

A fish carcass is seen on a sandbank that emerged in the middle of the Solimoes River in the Amazon Basin, which is suffering from the worst drought on record

Plastics: How single-use plastic rules the world

Plastic waste and garbage are seen at Guanabara Bay on a shore in Rio de Janeiro,

Heart Disease: 8 factors that raise your risk

Conditions that lead to plaque buildup on the inside walls of blood vessels are a big concern.

Many kids’ melatonin supplements don’t contain the doses they claim

Melatonin products have been used as sleep aids by adults in the United States for decades.

Covid can raise the risk of heart problems for years

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Messy is good, especially with toddlers

Internet photo

Tired? here’s how to know if you’re sleep-deprived

The time change can leave you yawning the next day, but for many Americans, sleep deprivation is a year-round problem.

Can John Green make you care about tuberculosis?

Best selling author and YouTuber John Green, who wants to bridge the empathy gap for tuberculosis, which disproportionately affects people in sub-Saharan Africa, Eastern Europe and Asia, in Indianapolis, Oct. 23, 2024. (Lee Klafczynski/The New York Times)

Can crosswords and games prevent dementia?

Some brain training games teach people strategies to improve a skill or recognize patterns while others gradually increase speed and difficulty to challenge the brain. (Josie Norton/The New York Times)
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