Transportation is the biggest contributor to greenhouse gases by sector. Converting the U.S. fleet to cleaner electric vehicles would likely take decades.
AP Photo/Ross D. Franklin
What if the world really got serious about meeting global climate goals? Doing the math on current emissions and the pace of energy transitions shows how quickly fossil fuels need to be phased out.
Health insurance impacts decisions about contraception, marriage and more.
Once young women could access health insurance through their parents, they seemed to make very different decisions about contraception, abortion and marriage.
Rajoy leaves the Spanish Parliament in Madrid on Oct. 25, 2017.
AP Photo/Francisco Seco
Why the Spanish Prime Minister keeps choosing a strategy of confrontation.
When everyone’s out of a job, will workers unite?
As artificial intelligence technology becomes more capable, it threatens more types of jobs – like lawyers, bureaucrats and managers. What social upheaval will happen if those people can't find work?
Pilihan alternatif untuk membuka telepon seluler.
Lydia Kraus et al., 'On the Use of Emojis in Mobile Authentication,' 2017.
Berguna untuk mengekspresikan suasana hati, emosi, dan nuansa dalam pesan, emoji bisa digunakan untuk yang lainnya, misalnya untuk 'passcode' ponsel cerdas Anda.
Most people don’t know what they’re agreeing to.
Consumers can't read, understand or use information in companies' privacy policies. So they end up less informed and less protected than they'd like to be. New research shows a better way.
Cryo-electron microscopy resolution continues to improve.
Veronica Falconieri, Sriram Subramaniam, National Cancer Institute, National Institutes of Health
The 2017 Nobel Prize in chemistry goes to three scientists who revolutionized biochemistry by inventing a technology that can image the molecules of life without destroying them.
Rhesus monkeys on Cayo Santiago.
Puerto Rico's Cayo Santiago Research Station has been a world-famous site for primate studies since 1938. Now scientists are working to save its staff and rhesus monkey colony after Hurricane Maria.
Women carry goods across a makeshift bridge in the Ilaje slum in Lagos. Widening inequality is fuelling tensions across Nigeria.
Protests are raising tensions in Africa's most populous country, with agitators and federal troops clashing on the streets. But is Nigeria on the brink of another civil war?
Deep-space journeys will have plenty of downtime.
Astronauts traveling to Mars and beyond would face serious psychological challenges. A well-designed media program – based on an old-fashioned schedule – might help make life at least a bit easier.
Anti-government protesters march in Guatemala City, Guatemala, Sept. 20, 2017.
What happens when outsiders step in with good intentions? As the crisis in Guatemala shows, it's complicated.
Wealthy and healthy.
More seniors are reporting good health in recent years, but gains are primarily among more advantaged groups.
Women walk in the rain brought by Hurricane Irma in Cap-Haitien, Haiti.
REUTERS/Andres Martinez Casares
Data reveal how hurricanes affect migration, and what it means for US immigration policy.
Results may vary.
Many hope that marijuana will help their insomnia. A sleep psychologist examines the evidence.
Is speaking some evil really so bad?
We gave four scholars from different disciplines a chance to offer their opinions on this important question.
Riset-riset mengungkapkan masalah kesehatan menjadi alasan utama mengapa orang, perempuan atau laki-laki, menghindari seks.
Seks bagian penting kehidupan manusia, tapi banyak orang menghindarinya. Umumnya rasa takut, kekerasan di masa lalu, dan agama alasannya, tapi sebenarnya kesehatan Anda secara umum juga berpengaruh.
Today’s corporate CEO has more in common with Che Guevera than meets the eye.
CEOs used to stay steadfastly neutral on divisive social and political issues. Those days are over, meaning today’s chief executive increasingly resembles Che Guevera.
Brenda Bradley, 72, and her husband Jimmie, 78, survey flooding from Hurricane Harvey in their neighborhood in Calcasieu Parish, Louisiana, August 28, 2017.
AP Photo/Rogelio V. Solis
Evacuations and disruptions to health care during and after disasters like Hurricane Harvey are serious threats for older adults, who may need support well after relief operations end.
Having an antagonistic debate over climate change will not shed any more light on the fundamentals of climate science.
Why assembling two teams to debate climate change is all about political spectacle and sowing doubt – and has nothing to do with actual climate science.
U.S. Army Spc. Pam Anderson applies first-aid medical attention to an elderly man during flood relief operations just outside of Winona, Minnesota, August 20, 2007.
Staff Sgt. Daniel Ewer, U.S. Army
New research shows that older people are especially at risk during and after natural disasters, and may need medical help or other support well after relief operations end.