The oral polio vaccine is most commonly used in the developing world, despite one big problem.
CDC/Alan Janssen, MSPH
A challenge in eradicating polio comes from a version of the vaccine itself, which relies on live but attenuated virus. Rationally designing a new vaccine could help get rid of polio once and for all.
Author and physician Dr. Benjamin Spock in NYC in 1974.
AP Photo/Jerry Mosey
The man whose book outsold all others, except the Bible.
Concern about climate change is broader than many Hoosiers think.
A recent survey in Indiana finds broad concern about climate change and support for addressing it in this red state, with one catch: Many Hoosiers don't realize their neighbors agree with them.
Biological factors shape sexual preference.
A new study of nearly 500,000 individuals finds that many genes affect same-sex behavior, including newly identified candidates that may regulate smell and sex hormones.
A push for digital peace is growing around the world.
Dozens of countries and hundreds of firms and nonprofits are fed up with digital violence and are working toward greater cybersecurity for all.
Smoking is the biggest cause of preventable death in the U.S. A test for long-time smokers might be able to detect lung cancer earlier, thereby saving lives.
Low-dose CT scans can detect lung cancer in smokers and former smokers at an early and sometimes treatable stage. Why are so few smokers and former smokers getting them?
Is privacy what you can’t see, or where you don’t look?
Privacy starts with the body and extends to digital data. There are few rules governing what companies can do – yet people can't effectively protect their own privacy.
Kashmiri Muslims shout slogans during a protest after Eid prayers in Srinagar.
AP Photo/ Dar Yasin
India recently revoked a special provision that ended the autonomy of the state of Jammu and Kashmir. Here's the history of the constitutional provision, Article 370.
Of Jennifer Silva’s sample of 108 working-class people, over two-thirds didn’t even vote in the 2016 election.
AP Photo/Keith Srakocic
A sociologist spent over a year interviewing black, white and Latino residents of a declining coal town in central Pennsylvania, plumbing the sources of their political disillusionment.
Computer-generated representation of the amoeba
Naegleria fowleri, which causes deadly brain infections.
Centers for Disease Control and Prevention
The brain-eating amoeba _Naegleria fowleri_ kills 97% of its victims, and infections are almost impossible to diagnose quickly. Here is how it kills.
Belajarlah untuk melindungi diri Anda sendiri.
Berikut beberapa praktik terbaik yang kami ajarkan di klinik keamanan dunia maya.
Learn to protect yourself.
A leader of a new effort to teach cybersecurity to local community organizations and the public at large offers some basic tips to get everyone started.
No contemporary portrait of Robert Hooke seems to have survived. This 2004 oil painting is based on descriptions during his lifetime.
Born on July 18, 1635, this polymath broke ground in fields ranging from pneumatics, microscopy, mechanics and astronomy to civil engineering and architecture.
Alex Trebek pictured in Pasadena, California on May 5, 2019.
Alex Trebek raised an interesting question when he thanked well-wishers for supporting him in his fight against pancreatic cancer: Do prayers and good thoughts really have a medical effect?
Managing a shared resource doesn’t have to involve fences.
A Nobel Prize-winning political economist found a way to promote good governance and protect users without the need for heavy-handed government regulation.
Florida Gov. Ron DeSantis, center, signs a bill that creates a new voucher program for thousands of students to attend private schools using taxpayer dollars.
Research over the past few years has shown vouchers for private schools set back student learning. So why are advocates still pushing so hard to expand them?
Edward Lekganyane, the election winner, enjoying life with his top lieutenants Ikabode Mothepe and Moses Mamabolo at Zion City Moriah.
Naledi ya Batswana
On June 1 1949, black South African church members voted to choose their leaders in an unusual poll.
They’re not perfect, but flu shots are still good to get.
AP Photo/David Goldman
The 2018-2019 flu season was less deadly than the last. But the pattern of infection was unusual, thanks to the various strains circulating and the way flu shots work over time.
Indian Prime Minister Narendra Modi is garlanded after winning the elections.
AP Photo/Manish Swarup
Modi and the political party he represents are adherents of Hindutva, an ideology. It is fundamentally different from the faith, Hinduism.
Is Trump respecting military culture?
Letting bad behavior go unpunished can undermine respect for the law of war.