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Machine Learning Reveals How Black Holes Grow

Leveraging supercomputing power, University of Arizona researchers created simulations of millions of computer-generated "universes" to test astrophysical predictions that have eluded astronomical observations.

Study Shows SARS-Cov-2 Antibodies Provide Lasting Immunity

UArizona Heath Sciences researchers developed one of the most accurate COVID-19 antibody tests available and now have shown antibodies persist for months after infection, providing long-term immunity.

Mining metatranscriptomes reveals a vast world of viroid-like circular RNAs

A comprehensive analysis of covalently closed circular RNA across ecosystems reveals that viroids infect a diverse collection of host species, including those that aren't plants. The study also discovers other types of ribozyme activity and functional properties in these molecules.

Examining status of 'Big Five' mass extinctions 40 years after discovery

In the marine fossil record, Raup and Sepkoski identified five distinct periods of time when there was a significant amount of species loss.

UT Austin scientists discover secrets behind the evolution of electric fish: 'We can see how a small change in the gene can completely change where it’s expressed'

UT Austin researchers confirmed that the genetic control region they discovered only controls the expression of a sodium channel gene in muscle and no other tissues. In this image, a green fluorescent protein lights up only in trunk muscle in a developing zebrafish embryo. Image credit: Mary Swartz/Johann Eberhart/University of Texas at Austin.

Pilot study finds hair cortisol serves as biomarker for mood in bipolar disorder

The complex mental condition known as bipolar disorder is characterized by alternating periods of elevated and depressed moods, as well as mixed states of both. At this time, there is not a reliable biomarker on the market that can be used to diagnose or monitor the disease.

Cohesion And Connection Drop In Ageing Population

Social cohesion and connection decline in an ageing population, according to a new study of one of humanity’s closest relatives.

Experts Demand Fire Safety Policy Change Over Health Impact Of Widely Used Flame Retardants

Leading environmental health experts have called for a comprehensive review of the UK’s fire safety regulations, with a focus on the environmental and health risks of current chemical flame retardants.

LGB And More Likely To Die

The scientific literature has repeatedly shown health gaps between lesbian, gay and bisexual (LGB) and heterosexual people.

HIV Reservoirs Are Established Earlier Than Expected

Until now, the scientific community did not know exactly when or how these viral reservoirs—the existence of which is a major obstacle to curing HIV—are established in human beings.

Biodiversity Loss Drove Ecological Collapse After The 'Great Dying', New Study Reveals

Biodiversity loss may be the harbinger of a more devastating ecological collapse, an international team of scientists have discovered.