In the past year, Pew Research Center has explored a range of tech-related topics in the news – from online harassment to fake news to net neutrality.  Here are some key findings from our research on these and other technology issues.

In the next 20 years, Americans anticipate computer programs that diagnose and treat most diseases, fully automated stores and other technological advances.

Although Americans tend to have a positive view of technology overall, this survey finds that the continuing march of new technologies is causing them concern.

About one-in-four Americans who have been harassed online say an acquaintance was behind their most recent incident.

Republicans and Democrats are about equally likely to have been harassed online because of their political views, but there are some notable differences in how members of each party view the issue of online harassment.

Most Americans say that online harassment is a major problem, and many look to a host of institutions to curtail online abuse.

Nearly two-thirds of those age 65 and older go online and a record share now own smartphones – although many seniors remain relatively divorced from digital life.

Americans support protecting the environment, but there are deep partisan divides. And they give other issues, like the economy or terrorism, greater priority.

More than a quarter of owners say they don't use a screen lock or other security features to access their phone, but most are taking at least some steps for security.

To mark Pi Day, here are four findings about math and education in the United States.