278 articles from WEDNESDAY 14.4.2021

Magic mushrooms show promise in treatment for depression, study says

Trial suggests psilocybin combined with psychological therapy is as effective as antidepressant drugMagic mushrooms have a long and rich history. Now scientists say they could play an important role in the future, with their active ingredient a promising treatment for depression.The results from a small, phase two clinical trial have revealed that two doses of psilocybin appears to be as effective...

How to gain a sense of well-being, free and online

In 2018, when Professor Laurie Santos introduced her course 'Psychology and the Good Life,' a class on the science of happiness, it became the most popular in the history of Yale, attracting more than 1,200 undergraduate enrollees that first semester. An online course based on those teachings became a global phenomenon. By latest count, 3.38 million people have enrolled to take the free...

Reliably measuring oxygen deficiency in rivers or lakes

Wastewater carries large quantities of organic substances into the rivers and lakes, leading to heavy growth of bacteria and oxygen deficiency. Measurement methods have so far been incapable of measuring this organic pollution precisely. A new method should provide a clear image of the water conditions in the future.

Using sound waves to make patterns that never repeat

Mathematicians and engineers have teamed up to show how ultrasound waves can organize carbon particles in water into a sort of pattern that never repeats. The results, they say, could result in materials called 'quasicrystals' with custom magnetic or electrical properties.

Tiny wireless implant detects oxygen deep within the body

Engineers have created a tiny wireless implant that can provide real-time measurements of tissue oxygen levels deep underneath the skin. The device, which is smaller than the average ladybug and powered by ultrasound waves, could help doctors monitor the health of transplanted organs or tissue and provide an early warning of potential transplant failure.