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The United Nations said Wednesday the 1.5°C target would be missed and outlined how global temperatures might be brought back down in a first-of-its-kind assessment met with dismay in climate-vulnerable nations.

Using 3D printers to create complex structures from biocompatible materials that can include living cells has the potential to revolutionize medicine. This process—3D bioprinting—has powered breakthroughs in tissue engineering, ...

Researchers from Skoltech and Sberbank's Center for Practical Artificial Intelligence have proposed a new method, TOHA, for detecting hallucinations in large language models operating in retrieval-augmented generation (RAG) ...

Rice University and collaborators in Switzerland have developed a platform to grow human-derived nerve cells and Schwann cells, supporting cells that form a protective coating called myelin around nerve fibers. This platform ...

Bright light therapy lamps can improve sleep, activity levels and circadian rhythms among older adults in urban areas who have diminished exposure to natural light, a new study from the University of Surrey reports. Scientists ...

New York City's public schools will temporarily ban elementary and middle school students from using artificial intelligence tools during the upcoming school year, Mayor Zohran Mamdani announced Wednesday.

A child who snores loudly every night might seem like a funny sight. But if that snoring accompanies repeated narrowing or blockage of the airway, the effects can reach far beyond a noisy night.

Imagine a brain teaser where the challenge is to spot the difference between two nearly identical sandcastles. The only difference? The removal of three grains of sand. Scientists face a similarly exasperating challenge when ...

For breast cancer survivors, new research shows that feelings of depression and perceptions of psychological stress make the biggest difference in whether they experience fatigue up to two years after chemotherapy started.

Trials for three potential vaccines against the Ebola strain that has killed thousands in the Democratic Republic of Congo should begin by October or November, the World Health Organization said Wednesday.

Swapping out one letter in a word can entirely change its meaning. Similarly, swapping one atom in a molecule can completely change its identity. A group of chemists at the University of Chicago has demonstrated a new way ...

Although it's been 25 years since the World Trade Center collapsed after terrorists flew commercial airplanes into each of the center's two towers, the trauma experienced by many first responders and recovery workers is still ...