A 16th-century Aztec drawing of smallpox victims.
Hernán Cortés owed his conquest of the Aztecs to his expedition's unknown, unseen secret weapon: the smallpox virus. Disease epidemics can set the course of human history.
Who’s really on the other side?
Despite the uncertainties – and dangers – of retaliating against suspected cyberattackers, a surprising number of companies and countries are exploring doing just that.
Guerre ou amour des boutons ? En tout cas ils sont partout autour de nous, au point de devenir in objet d’étude scientifique. Cliquez !
Tom Stewart fought to bring the sexual abuse that he endured as a Boy Scout to light.
AP Photo/Ted S. Warren
These reorganizations may provide roadmaps for other nonprofits to follow if they face abuse allegations in the #MeToo era.
ZCC members at Moria City.
A new biography sheds light on Engenas Lekganyane, founder of the Zion Christian Church.
Press here – to do what, exactly?
Buttons don't always make things easier – and using them can be fraught with peril and troubling power dynamics.
A self-portrait of George Platt Lynes from 1952.
Gelatin silver print, 7-5/8 × 9 in. From the Collections of the Kinsey Institute, Indiana University. © Estate of George Platt Lynes.
Lynes was a highly sought-after commercial and fashion photographer in the 1930s and 1940s. But he had to keep his most important body of work hidden away.
A composite image of a satellite firing an energy weapon at a target on Earth.
In the space beyond Earth's atmosphere, countries are focusing on nationalist pursuits and ignoring the consequences for the rest of humanity. How can we keep the peace and build a sustainable future?
There seems be an attractive quality to things that are ostensibly unhealthy or dangerous.
Edgar Allen Poe, Sigmund Freud and cognitive scientists have all wrestled with the human tendency to behave in ways that are irrational and self-defeating.
Doctors can play a role not only in the treatment of their patients but also broader issues.
The knowledge and experience of doctors offer much-needed lessons for our rancorous society.
The Grinch as depicted in the recently released movie ‘The Grinch.’
Dr. Seuss' most famous character has a lot to teach us about heart.
This ad featuring then-actor Ronald Reagan is an example of industry advertising that made smoking so popular.
University of California San Francisco Tobacco Archives
Smoking rates are at their lowest, but it has been a long and expensive struggle. Promoters of cigarette smoking have included not only tobacco companies but advertisers and even the US government.
Babies should sleep on their backs, as this one is doing.
Hundreds – perhaps thousands – of infant deaths every year are preventable if parents make sure babies sleep in their own cribs, on their backs.
World War I soldiers in a trench. Trenches led to monotony, malnutrition and shellshock.
For many health professionals, daily practice increasingly resembles trench warfare, which took a grave toll on WWI's soldiers.
Floods of traffic can clog up an internet server and the wires connecting it to other systems.
The very first cyberattack clogged up the nascent internet, halting digital communications. Now much bigger, the internet is still largely open to – and suffering regularly from – similar attacks.
Squirrel Hill neighbors embrace, after hearing of the shootings at the Tree of Life synagogue, Oct. 27, 2018.
Keith Srakocic/AP Photo
Fred Rogers was not blind to evil, but he still taught love in the face of it. His real neighborhood under attack, his neighbors showed love and forgiveness that can teach and inspire us all.
An Atlanta hospital set up a mobile ER to deal with the large number of flu cases.
AP Photo/David Goldman
Part of the problem was a mismatch between the influenza strains circulating and the vaccine available. Here's how annual flu shots are formulated.
Warmer temperatures could lead to more zones of the country that make good breeding sites for mosquitoes.
Apichart Meesri / Shutterstock.com
Is our changing climate making regions of the US more suitable for ticks and mosquitoes that spread diseases? Or is the climate changing human physiology making us more vulnerable?
A farm in LaSalle County, Illinois.
Eddie J. Rodriquez/shutterstock.com
Conservative skeptics of climate change may support projects focused on 'resilience' – for example, preparing a community for future major weather events.
The U.S. and Australia can boost each other’s security.
The U.S. is not the only country worried about foreign influence over its elections. Australia is concerned too, and taking steps Americans could learn from.