News: Research

Research

Some Frogs Use Toxins to Deter Predators, but Evolution Doesn’t Supply Free Lunch

Poison frogs are able to withstand a toxin which they use to deter predators, but not without a cost.

Anthony’s poison frog (Epipedobates anthonyi). CREDIT: David Cannatella

Research

Genes That Shape Bones Identified, Offering Clues About Our Past and Future

An application of AI to medical imaging datasets has revealed genetics of the skeletal form for the first time.

Image of human skeleton imposed over DNA double helix

Research

Relationships Between Temperature and Animals’ Sizes Has Been Clarified

The new research offers important insights about how animals, particularly birds, may adapt to the rapid rise in temperatures driven by global climate change

Imaging showing bird species and where they fall on the temperature gradient

Research

‘We’re All Asgardians’: New Clues about the Origin of Complex Life

All complex life, a.k.a. eukaryotes, trace their roots to a common Asgard archaean ancestor.

An evolutionary tree shows how eukaryotes are related to Asgard archaea

Research

Vulnerable Neighborhoods Bore Brunt of Pandemic Well into its Second Year

A study in PLOS Computational Biology from University of Texas at Austin epidemiologists examined COVID infection and hospitalization rates by zip code.

A map of Travis County shows different Zip codes in different colors against a grid. Lines intersect higher and lower income areas.

Research

A New Way of Looking at the Differences Between the Sexes

Researchers set out to explain the variation in how the same genes are expressed in men and women.

Illustration of a DNA helix in different colors

UT News

Invasive Grass in Texas Uses Chemical Warfare to Crowd Out Native Species

An invasive grass causing havoc in Texas and contributing to wildfires packs a one-two wallop against native plants. Guinea grass uses a combination of crowding that blocks out light from growing seedlings and what amounts to a chemical warfare in soil that is toxic to native plants, according to a new study by researchers at The University of Texas at Austin.

Researchers in the field examine Guinea grass

Research

Urban Gardens Are Good for Ecosystems and Humans

Traditionally, it has been assumed that cultivating food leads to a loss of biodiversity and negative impacts on an ecosystem.

urban garden featuring plants and raised beds

Research

Loss of Reptiles Poses Threat for Small Islands Where Humans May Have Caused Extinctions

A new study has startling conclusions about how, on smaller islands in the Caribbean where human impact was greatest, extinctions have led to the loss of up to two-thirds of the supports for the ecosystem that native reptile species once provided there.

Stylized image showing a lesser antillian iguana vs. an invasive mongoose

UT News

Holy Bat Memory! Frog-Eating Bats Remember Ringtones Years Later

Frog-eating bats trained to associate a phone ringtone with a tasty treat remembered what they learned for up to four years in the wild.

A bat rests on a cloth