Air pollution speeds bone loss from osteoporosis

Elevated levels of air pollutants are associated with bone damage among postmenopausal women, according to new research. The effects were most evident on the lumbar spine, with nitrous oxides twice as damaging to the area than seen with normal aging.

Nanoparticles self-assemble to harvest solar energy

Researchers design a solar harvester with enhanced energy conversion capabilities. The device employs a quasiperiodic nanoscale pattern, meaning most of it is an alternating and consistent pattern, while the remaining portion contains random defects th…

The switch made from a single molecule

An international team of researchers has demonstrated a switch, analogous to a transistor, made from a single molecule called fullerene. By using a carefully tuned laser pulse, the researchers are able to use fullerene to switch the path of an incoming…

How can the metaverse improve public health?

The metaverse is a technological revolution in the field of virtual reality, with potential benefits to public health research. A new article proposes several new ways in which the metaverse can help us design, test, and experience health-promoting env…

Infants outperform AI in ‘commonsense psychology’

Infants outperform artificial intelligence in detecting what motivates other people’s actions, finds a new study by a team of psychology and data science researchers. Its results point to shortcomings in today’s technologies and where improvements are …

Heart disease deaths declining, but not for everyone

Fewer people are dying from cardiovascular disease in the U.S., according to new research. But rural counties and those with a higher percentage of Black residents consistently experienced higher rates of cardiovascular disease than urban and more pred…

Reactive fabrics respond to changes in temperature

New textiles change shape when they heat up, giving designers a wide range of new options. In addition to offering adjustable aesthetics, responsive smart fabrics could also help monitor people’s health, improve thermal insulation, and provide new tool…