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Rosana Hughes
Rosana Hughes is based in Chattanooga, Tennessee, and covers law, politics and environmental issues in Tennessee. Before joining Courthouse News, she covered criminal justice for the Chattanooga Times Free Press.
Follow @HughesRosanaLatest Articles by Rosana Hughes
DNA collected from air could revolutionize the monitoring of biodiversity
DNA analysis of water samples is routinely used to map species in aquatic environments, but only now has airborne DNA been explored for terrestrial animal monitoring.
Ancient DNA maps how prehistoric populations shifted socially and politically
Researchers tested the DNA of nearly 300 ancient Iberians to study the link between dynamic shifts in population and the major social and political changes of the third and second millennia B.C.
Sweeping restrictions on Covid-19 safety measures become law in Tennessee
Lawmakers were split along party lines during a marathon special session last month, with Republicans voicing opposition to what they called overreach by the federal government and Democrats opposing what they saw as state government overreach.
Study of temperatures over last 24,000 years shows modern-day warming is unprecedented
The findings illustrate just how far out of bounds human-driven global warming is pushing the climate system.
ACLU challenges Tennessee law banning transgender students in school sports
The law requires middle and high school students’ participation in sports teams be determined by the sex listed on their original birth certificate.
Element used in toothpaste discovered in distant galaxy
Never before has fluorine been observed in a star-forming galaxy so far away.
Tennessee Republicans move to restrict Covid-19 protective measures
The special session comes amid tensions between the state’s Republican legislators and local leaders in Democratic-leaning metropolitan areas, as officials in those cities have tried to implement protective measures to mitigate the spread of Covid-19.
Melting Arctic sea ice may strengthen western wildfires
New findings suggest that a decline in Arctic sea ice is connected to air circulation changes that cause hotter and drier weather conditions, which increase the likelihood of wildfires.