Fight or flight: Serotonin neurons prompt brain to make the right call

Known for its role in relieving depression, the neurochemical serotonin may help the brain execute instant, appropriate behaviors in emergency situations, according to a new Cornell study Feb. 1 in Science.

Psychologists solve mystery of songbird learning

Zebra finches’ ability to detect subtle, quick movements from their mothers helps them learn effective singing, according to research led by associate professor of psychology Michael Goldstein.

Hackathon looks to solve animal health issues

Students designed solutions to animal health issues and competed for prize money at the 2019 Cornell Animal Health Hackathon on Jan. 27.

A first: Cornell researchers quantify photocurrent loss in particle interface

A group led by Peng Chen has, for the first time, quantified the current loss that occurs in particle-to-particle interfaces in solar panels, which could inform future designs.

Study: AI may mask racial disparities in credit, lending

A method intended to evaluate racial disparities in lending decisions can yield very different results depending on tiny changes in how it guesses applicants’ races, according to a new Cornell-led study.

Charting a ‘map’ for determining negative thermal expansion

Negative thermal expansion, or NTE, is a rare but important phenomenon, and Cornell researchers have developed a better “map” for finding NTE in materials.

Students develop augmented reality software to help those with hearing loss

Two Cornell Tech master’s students have developed a prototype for augmented reality headsets to help people who are deaf or hard of hearing navigate one-on-one conversations.

AI adjusts for gaps in citizen science data

Citizen science databases can be inconsistent, but Cornell researchers have developed a deep learning model that effectively corrects for location biases, leading to more reliable predictions.

Streaming chill vibes? Spotify data says the season is the reason

A study of 765 million downloads from streaming service Spotify reveals clear patterns in musical preferences based on geography, gender, time of day and other considerations.