ScienceDaily: Top News


Amid war and disease, World Happiness Report shows bright spot

Posted: 19 Mar 2022 05:16 AM PDT

In this troubled time of war and pandemic, the World Happiness Report 2022 shows a bright light in dark times. According to the team of international researchers, the pandemic brought not only pain and suffering but also an increase in social support and benevolence.

Effectiveness of antibiotics significantly reduced when multiple bugs present

Posted: 19 Mar 2022 05:16 AM PDT

A study has found that much higher doses of antibiotics are needed to eliminate a bacterial infection of the airways when other microbes are present. It helps explain why respiratory infections often persist in people with lung diseases such as cystic fibrosis despite treatment.

Astronomers closer to unlocking origin of mysterious fast radio bursts

Posted: 19 Mar 2022 05:16 AM PDT

Nearly 15 years after the discovery of fast radio bursts (FRBs), the origin of the millisecond-long, deep-space cosmic explosions remains a mystery.  That may soon change, thanks to the work of an international team of scientists which tracked hundreds of the bursts from five different sources and found clues in FRB polarization patterns that may reveal their origin.

Natural COVID-19 antibodies lasts seven months for children, according to new study

Posted: 18 Mar 2022 10:16 AM PDT

Children previously infected with COVID-19 develop natural circulating antibodies that last for at least seven months, according to a new study.

Little evidence on how psilocybin therapy interacts with existing psychiatric treatments, review finds

Posted: 18 Mar 2022 10:16 AM PDT

As Oregon embarks on a voter-approved initiative to permit psychoactive mushrooms in clinical use, a new systematic evidence review reveals a lack of scientific research describing the interactions between widely used psychiatric medications and psychedelics like psilocybin and MDMA.

Marijuana for medical use may result in rapid onset of cannabis use disorder

Posted: 18 Mar 2022 08:02 AM PDT

A new study shows that using cannabis products to treat pain, anxiety and depression failed to improve these symptoms while doubling the risk of developing the addictive symptoms of cannabis use disorder. People seeking cannabis to treat symptoms of anxiety and depression were at greatest risk of CUD. Contrary to evidence-based medicine, people with medical marijuana cards choose their own products and dosing, suggesting the need for better controls over dispensing, use, and professional follow-up of these patients.

Early English lessons have lasting effects

Posted: 18 Mar 2022 07:49 AM PDT

An earlier study had raised doubts about the effectiveness of learning English in the first grade. Now, researchers have observed that it improves language performance over an extended period of time.

Regrown tropical forests may have short lifespans, says new study

Posted: 18 Mar 2022 07:49 AM PDT

Preventing the re-clearing of second-growth forests is a major challenge for restoration efforts in tropical regions, according to a new study. The study found that a third of regenerating areas in the Brazilian Atlantic Forest were cut down again, most after just 4 to 8 years of regeneration.