Endless scrolling saves people from having to attend to the mechanics of pagination in browsing tasks, but is not a good choice for websites that support goal-oriented finding tasks.
Users have trained themselves to divert their attention away from areas that look like advertising. When designed well, sidebars can effectively increase content discoverability.
Users aged 65 and older are 43% slower at using websites than users aged 21–55. This is an improvement over previous studies, but designs must change to better accommodate aging users.
Web design is stabilizing; the average homepage is only about 40% different than it was a year before, corresponding to 3 years between complete redesigns.
When a multinational company produces a localized country site, usability is often lost. Local advertising agencies design good-looking sites that don't communicate.
Reasonably big monitors have finally become the most common class of desktop computer screen, dethroning the 1024x768 resolution that was long the target for web design.
'Chrome' is the user interface overhead that surrounds user data and web page content. Although chrome obesity can eat half of the available pixels, a reasonable amount enhances usability.
Users often leave Web pages in 10–20 seconds, but pages with a clear value proposition can hold people's attention for much longer. To gain several minutes of user attention, you must clearly communicate your value proposition within 10 seconds.
Once users reject a design technique due to repeated bad experiences it's almost impossible to use it for good because people will avoid it every time.
The ten most egregious offenses against users. Web design disasters and HTML horrors are legion, though many usability atrocities are less common than they used to be.