Study: Americans skeptical of COVID-19 contact tracing apps

Mobile contact-tracing technology has emerged as one way to contain COVID-19, but contact tracing apps, which require a critical mass of adopters to be effective, face serious obstacles in the U.S., Cornell researchers have found.

Astronomers find possible hints of gravitational waves

Astronomers report the first faint, low-frequency whispers that may be gravitational waves from supermassive, merging black holes in distant galaxies.

Organic matter, bacteria doom sea stars to oxygen depletion

New Cornell-led research suggests that starfish, victims of sea star wasting disease, may actually be in respiratory distress, as nearby organic matter and warming oceans rob them of their “breath.”

Students seek immigration detainee’s release

A group of Cornell students has launched a campaign to free a Salvadoran woman, whom they befriended through a class focused on refugees and immigration, from an immigration detention center.

Center’s grants seed diverse research in the social sciences

Grants awarded recently by the Cornell Center for Social Sciences seeded research projects on topics ranging from COVID-19 and policing to clean energy and product design, led by scholars from across the university.

Astronomers agree: Universe is nearly 14 billion years old

Astronomers, including Cornell’s Steve Choi, have used observations, plus a bit of cosmic geometry, to propose that the universe is 13.77 billion years old – give or take 40 million years.

Sex peptide causes female fruit fly’s gut to grow

A new study of the common fruit fly has identified a protein in the male’s seminal fluid that triggers the female’s midgut to expand after mating.

Data on armed conflict reveals patterns in violent chaos

A study of the size, duration and actors involved in more than 100,000 conflicts suggests a model that can make quantitative predictions about the structure of war on large scales.

Professor chases plastic all the way to Ultimate Hall of Fame

For more than two decades, Vivian Zayas '94, associate professor of psychology, chased Ultimate Frisbee from Cornell’s campus to international championships on the semi-pro club circuit, all the way to the Ultimate Hall of Fame, which inducted her in October.