Studies have suggested that teens’ perception of risk in these products is influenced by flavor.
E-cigarette usage among teens has surged. A tobacco control expert explains how flavors may be contributing.
Scientists are facing a reproducibility crisis.
Y Photo Studio/shutterstock.com
Science is in a reproducibility crisis. This is driven in part by invalid statistical analyses that happen long after the data are collected – the opposite of how things are traditionally done.
Black women in Brazil protest presidential frontrunner Jair Bolsonaro, who is known for his disparaging remarks about women, on Sept. 29, 2018.
AP Photo/Silvia Izquierdo
In Brazil, a record 1,237 black women will stand for office in Sunday's general election. As in the US, their campaigns reflect deep personal concern about rising racism and sexism in politics.
Falls are the No. 1 cause of accidental death in people 65 and older and a major cause of disability.
Falls are a major cause of disability in seniors - but there are some clearcut ways to prevent them.
The past and present of Google – what’s next?
As Google turns 20, a look at how the company has grown – and what the next two decades might bring for the company.
More than 100 million American suffer from chronic pain – in which pain signals continue in the nervous system for weeks, months, or even years.
Did you know that trauma, even when there is no tissue or nerve damage, can cause chronic pain? Exactly how much pain and who is most vulnerable depends on which 'stress genes' we carry.
Anda bersiap untuk kehilangan kesabaran. Tapi seberapa laparkah Anda dan seberapa besar hal tersebut menimbulkan gangguan di sekitar Anda?
Terlambat makan dapat mendorong Anda menuju suasana hati yang buruk. Tetapi peneliti terbaru mengidentifikasi situasi kelaparan seperti apa yang paling mungkin mengarah ke perasaan hanger.
Scientists have taken atomic resolution snapshots of an opioid receptor interacting with a drug. Now they are using these images to design "biased" opioids that block pain without the dangerous side effects.
Gun safety advocates hold signs during a rally to honor victims of gun violence on the steps of the Colorado State Capitol in Denver, 2013.
After mass killings, politicians feel compelled to offer solutions to gun violence. One of the most common answers is better access to mental health care, but research has found that's not effective.
They only seem to grow up so fast.
Time often seems to fly by when you're a parent. A social psychologist explains why it actually – and fortunately – does not.
You’re ready to blow your top – but how much is due to your internal hunger and how much to external annoyances?
Missing a meal can certainly push you toward a bad mood. But new research identifies in what kind of situations hunger is most likely to tip toward hanger.
Circadian clocks regulate the timing of hundreds of processes in the cell, suggesting that matching medications with your biological clock could improve the outcome
A furnace at Dalian Special Steel Co. Ltd. in China’s Liaoning province.
This speed read explores why it’s hard to stop manufacturers in specific countries from dodging trade barriers by pretending that their goods come from somewhere else.
Intersectionality in action: Brazilian women are organizing across class and race lines to decry inequality in a country that remains deeply ‘machista.’
Before #MeToo, Brazilian women launched #MyFirstHarrassment and marched for racial equality. Today, this feminist resurgence is tackling health care, plastic surgery, violence and more.
D P L Simon/Shutterstock.com
More than half of the global population do not have safe sanitation. What is the best way to go about changing this?
A boy plays cricket among smoke in Karachi. Deaths from air pollution across the globe will increase as climate change accelerates.
A new study suggests climate change will cause changes to patterns of ground-level ozone and smog – two deadly pollutants set to increase deaths by about 260,000 worldwide by the end of the century.
Sheen Ibrahim, Kurdish fighter from the People’s Protection Units (YPG), walks together with other YPG fighters in Raqqa, Syria, June 16, 2017.
The US is doing so with increasing frequency around the world – most recently with Kurdish fighters in Syria. A scholar explains what can go wrong, and why this approach is likely to continue.
Marine Le Pen.
AP Photo/Claude Paris)
A new survey of French voters reveals a divide that predicts support for Le Pen. This same characteristic also explains Brexit and the election of Donald Trump.
President Donald Trump delivers his inaugural address after being sworn in as the 45th president of the United States.
Patrick Semansky/AP Photo
An address that's normally a call for unity instead mirrored the rhetoric of his campaign: unfocused, contradictory and divisive.
Donald Trump speaks at his election night rally in Manhattan.
President-elect Trump sounded very different from candidate Trump.