As any athlete will tell you, perfect practice makes perfect. But for individuals who do not have regular access to coaches or trainers, maintaining good form can be tricky. In fact, during the COVID-19 pandemic when many people were exercising at home, the U.S. Consumer Product Safety Commission reported a 48% rise in injuries related to at-home exercise.

When artificial intelligence is used to support or make important decisions in areas such as health care and public administration, it becomes crucial to understand how these systems arrive at their conclusions. A new doctoral thesis from the University of Gothenburg presents a method for designing AI systems that can explain the evidence underlying their conclusions.

A new study from Taiwan combines consumer behavior research and life cycle assessment to design reusable cup systems that people are more willing to use. The findings show that convenience and incentives strongly shape participation, while well-designed reusable cup systems can still reduce environmental impacts compared to single-use cups.

From laptops designed for the artificial intelligence era to advances in robotics and sky-high tech shares, here are five hot topics at Taipei's huge Computex trade show:

A peacock feather in sunlight shifts from blue to green to bronze as you turn it. Photograph it, and this shimmer collapses into one angle, one exposure, one compromise.

It's well understood that people tend to be naturally drawn to those with bubbly and extroverted personalities. And those outgoing and gregarious types may naturally consider themselves people-persons and gravitate toward others. But the feeling may not be mutual when it comes to the people with whom these extroverts are interacting.