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774 articles found
Psychology
This time, I would like to put together some material on the concept of memory as an element of psychology. Understanding the content of this material may help with studying and le
Social welfare
The strengths perspective is a social work approach that places the talents, resources, and hopes of people, families, and communities at the center of helping. We look at its orig
Design
You have probably tried to tap a small close button on your phone screen and ended up tapping an unintended ad. By contrast, the large payment button at the bottom of the screen is
Robotics
Passive dynamic walking is the idea that a machine can walk using only gravity and inertia, with no motors or controllers, as long as its body shape and weight distribution are rig
Earth science
A hotspot is a place where unusually hot mantle feeds magma to volcanoes regardless of plate boundaries. This article covers how the idea arose, how volcanic island chains form, Ea
Psychology
Hindsight bias is the mental habit of believing, after something has happened, that we could have predicted the outcome from the start. We look at the experiments that first confir
Tourism studies
Slow travel is a way of traveling in which you stay in one place for a long time and experience it at a pace close to everyday life, rather than brushing past many places in a shor
Social welfare
Single-parent families are becoming an increasingly important social issue in modern society. Various social welfare programs are available for single-parent families that need fin
Journalism & communication
A filter bubble forms when the personalization algorithms of search engines and social media show us only the information we are likely to like, trapping us in a bubble of content
Social welfare
Housing First gives people experiencing homelessness a permanent home first, without requiring sobriety or treatment, and then adds the support they choose. This piece covers how i
Robotics
Inverse kinematics finds the joint angles that place a robot’s end effector at a desired pose. This piece covers forward versus inverse kinematics, multiple or missing solutions an
Social welfare
Empowerment is the process by which individuals and groups build the power to take part in and control the decisions that affect their lives. This guide explains its origins and co
