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The Twitter app on a mobile phone in Philadelphia, April 26, 2017.

Twitter Finds Security Bug, Advises Changing Passwords

Twitter is advising all users to change their passwords.

A British study found that people who used e-cigarettes to quit smoking were more successful than those who tried nicotine patches and gum.

Study Found Vaping Beat Traditional Smoking-Cessation Options

People who use e-cigarettes to quit smoking have milder cravings. The act of vaping provides pleasure, which may contribute to its success as a tobacco-quitting aid, researchers say.

A prep cook at a San Francisco restaurant drops fish skin into a food scrap recycling container. Turning food waste into fertilizer is popular in parts of Europe and is catching on in the U.S. But tiny plastics are also making their way into that fertilizer — and into the food chain.

Another Place Plastics Are Turning Up: Organic Fertilizer From Food Waste

Turning food waste into fertilizer is popular in parts of Europe and is catching on in the U.S. But tiny plastics are also making their way into that fertilizer — and into the food chain.

'Pocahontas And The English Boys' Bridged 2 Wildly Different Cultures

Historian Karen Ordahl Kupperman shines a new light on Pocahontas, showing how she made her way as a go-between for her two cultures, and introducing us to her long-forgotten English counterparts.

'Pocahontas And The English Boys' Bridged 2 Wildly Different Cultures

Historian Karen Ordahl Kupperman shines a new light on Pocahontas, showing how she made her way as a go-between for her two cultures, and introducing us to her long-forgotten English counterparts.

The UC San Diego School of Medicine building shown in this undated picture.

UC San Diego Launches New Program To Attract Students To Mental Health Career

A new program at UC San Diego is designed to give psychology majors a unique experience.

Chris Marshall has organized pop-up Sans Bars in New York, Washington, D.C., and Anchorage, Alaska. And he has expanded into permanent spaces in Kansas City, Mo., and western Massachusetts.

Breaking The Booze Habit, Even Briefly, Has Its Benefits

Tens of thousands of Instagram followers can't be wrong: Curiosity about the sober life is trending. Scientists say cutting out alcohol can improve your sleep and blood pressure, and help your liver.

An image taken on July 19, 2013, by the wide-angle camera on NASA's Cassini spacecraft captured Saturn, its rings and planet Earth, which is the tiny dot in the lower right.

Cassini Spacecraft Re-Establishes Contact After 'Dive' Between Saturn And Its Rings

The Cassini probe has orbited Saturn for 13 years. This is the first time it entered the gap between the planet and its rings.

A Worm That Can Really, Really Get Under Your Skin

And once it's there, it moves around. And around. There's a new report on the worm out this week in the New England Journal of Medicine.

Stories of outright misconduct are rare in science. But the pressures on researchers manifest in many more subtle ways, say social scientists studying the problem.

How A Budget Squeeze Can Lead To Sloppy Science And Even Cheating

The hypercompetitive world of biomedical research occasionally drives scientists to cheat. More often, scientists make decisions that undercut their results. That can lead colleagues astray.

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