When a website blocks access, it sometimes delivers a notice saying so.
Screenshot from airbnb.com
Private companies – many based in the US – are blocking access to their websites from particular countries around the world. It's contributing to a splintering of the global internet.
Smoke billows from the High Park wildfire west of Fort Collins, Colo., on June 11, 2012, a year of historic drought across much of the western United States.
AP Photo/Ed Andrieski
Some observers have blamed recent wildfires on poor forest management, while others point to climate change. In fact, a climate scientist explains, reducing fire risks means tackling both issues.
A fan of fuel blends that contain as much as 85 percent ethanol.
AP Photo/Jim Mone
Vehicles made before 2001 could suffer fuel system or engine damage if they're run on E15.
In this December 2017 photo, U.S. President Donald Trump congratulates Senate Majority Leader Mitch McConnell of Kentucky, while Paul Ryan looks on, during a ceremony at the White House after the final passage of tax overhaul legislation.
(AP Photo/Manuel Balce Ceneta)
Donald Trump may have executed a hostile takeover of the Republican party, but the GOP has been laying the groundwork for decades.
Is that Pikachu on the street right next to you?
Before augmented reality products and apps take over the world, they'll have to get out of their own way.
La información que comparten los padres en línea los ayuda a enfocarse en su papel a medida que la sociedad cambia.
Monkey Business Images/Shutterstock.com
Las tareas de los padres están cambiando, pero las expectativas de la sociedad no están al día. Muchos papás usan grupos de discusión en línea, blogs y videos para explorar su nueva identidad
Discrimination creates gaps in care between white and black men.
White men hold more racial bias toward blacks than white women do, and this harms blacks' health in significant ways. It not only can lead to some diseases but also impedes treatment.
In 2016, nearly 10 percent of American kids were living in three-generation households, like this one in Detroit, Michigan.
AP Photo/Paul Sancya
Over the past 20 years, the number of American households that have grandparents, their kids and their grandkids living under the same roof has nearly doubled.
Social media misinformation rose significantly before the 2016 presidential election.
The Iffy Quotient measured misinformation on social media in the run-up to the recent elections. Facebook has gotten better at combating untrustworthy links, but Twitter still struggles.
Sharing about tragedy online can help people feel less alone.
How do women decide whether – and what – to say about their pregnancy loss experiences on social media?
A significant number of transgender and non-binary people report discrimination when seeking medical and social services.
Outed. Denied care. Openly harassed. These are just a few of the experiences reported by American transgender and non-binary individuals when seeking medical care or social services.
Energy Secretary and former Texas Gov. Rick Perry checks out a wind turbine.
AP Photo/LM Otero
There are some good explanations for the mismatch between regional support for climate action and the areas where renewable energy is making the biggest inroads.
Damage from Hurricane Michael and other storms may lead to higher insurance premiums.
Convincing people to see and appreciate the threats posed by climate change is one of the great challenges of our day. Insurers may be able to succeed where scientists and educators have failed.
Monitoring sewage for virus allows for a quick public health response if any polio is detected.
AP Photo/Matt Rourke
Polio can be circulating through a community long before anyone is paralyzed. Monitoring sewage for the virus lets public health officials short-circuit this 'silent transmission.'
Election workers unload a bag of ballots brought in a from a polling precinct to the Sacramento County Registrar of Voters office in Sacramento, California.
There are different ballots, voting machines, registration and eligibility requirements and procedures for counting votes across the country. That's a recipe for occasional confusion and miscounts.
William Nordhaus argues markets can help curb climate change.
AP Photo/Craig Ruttle
William Nordhaus showed that the market offers the best chance for preventing global catastrophe form climate change.
A Michigan township collects votes in 2016.
How do you know whether to trust a poll? Look carefully at how it was conducted – and examine your own biases.
A traumatic memory can be near impossible to shake.
Two neural systems record traumatic memories, meaning they can be remembered in both conscious and unconscious ways.
Barbed wire surrounds the the Louisiana State Penitentiary in Angola, La.
A historian reminds us that protests in prisons are often followed by retaliation.
Letting it rain.
Paying these CEOs more when oil prices rise means they're rewarded for having good luck.