Research Excellence

Rising Simultaneous Fire Weather Threatens International Firefighting Efforts

February 18, 2026

Depicted is a scene of burned-out trees and ash in the wake of the Caldor Fire.

High-risk conditions for fires are increasingly happening across countries at the same time, making wildfires even more challenging to tackle, new research reveals. Scientists from UC Merced and the University of East Anglia found this synchronized extreme fire weather — characterized by...

AI-rendered of hand emerging from a box, holding a pen pressed against paper

How Writing Rewires Your Brain to Face Everyday Challenges

Written words can do more than communicate. They can also unlock the writer’s ability to process distress, identify hurtful feelings and take control of personal conflict. Emily Johnston, a...

Blue-green algae in flasks are used by researchers at UC Merced and UC San Diego to further the understanding of circadian clocks. Image courtesy of UC San Diego.

Researchers Rebuild Microscopic Circadian Clock That Can Control Genes

Our circadian clocks play a crucial role in our health and well-being, keeping our 24-hour biological cycles in sync with light and dark exposure. Disruptions in the rhythms of these clocks, as with...

Unlocking the Secrets of Tiny, Living Clocks Could Revolutionize Science

Biochemistry Professor Andy LiWang has spent much of his career studying how life keeps time. His work on the circadian clock of cyanobacteria — tiny, ancient organisms that share the planet...

UC Merced Scientists Among Global Elite Shaping AI, Climate and Health

UC Merced continues to demonstrate its growing influence on the global stage. Several faculty members landed on Clarivate’s 2025 list of the world’s most‑cited researchers. The honor...

Spectroscopy at the UC's W. M. Keck Observatory in Hawaii helped the researchers interpret complex data about ultramassive galaxies. Photo courtesy of the W.M. Keck Observatory.

Astronomers Reveal Hidden Activity in the Early Universe’s Most Massive Galaxies

An international team of astronomers has studied ultramassive galaxies - galaxies containing more than 100 billion stars - as they existed when the universe was less than 2 billion years old. The...

Photo is a mugshot of Professor Josué Medellín-Azuara depicted on a blue and gold background.

Report Reviews How California's Water Projects Balance Needs of People and Endangered Species

A National Academies committee that includes a UC Merced researcher recently released its findings from a review of the science behind the operations of two massive California water projects....

Two UC Merced students smiling at the camera

Giving Tuesday at UC Merced: Collective Generosity Transforms Lives

When UC Merced launches Give to UC Merced 2025 on Dec. 2, it won’t just be about one day of giving; the month-long campaign will be about hope, opportunity and community impact. For the 12th...

A Husband’s Self-esteem Could Protect Against Preterm Births, Study Finds

A husband’s optimism and confidence might play a crucial, if often unseen, role in helping babies arrive healthy and on time. A new study from UC Merced psychology researchers found...

Illustration of worker threatened by robot

People Don’t Worry About Losing Jobs to AI, Even When Told It Could Happen Soon

As debates rage about artificial intelligence's impact on jobs, new research suggests that even warnings that AI could disrupt workers' employment soon do little to shake their...

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