Breast vs. bottle feeding in rhesus monkeys

Infants receiving different diets after birth develop distinct immune systems.
GPS-outfitted stone and ice

'Sailing stones' finally seen in action

Thin sheets of ice push enormous rocks across the desert floor of Death Valley when conditions are just right, solving a decades-long mystery.

Antibacterial soap poses hormone risk to health workers

High levels of triclosan — a hormone disruptor — in antibacterial soap may pose a hazard to hospital workers, who must wash hands often.

Do gut bacteria rule our minds?

In an ecosystem within us, microbes evolved to sway our food choices.

Microbial-based antimalarial drug shipped to Africa

Thirteen-year project culminates with pharmaceutical firm sending 1.7 million treatments of semi-synthetic artemisinin.

The fix is in

Researchers synthesize a polymer that can repair itself in wet conditions.
squid illustration

Exploring technology of squid skin

Protein called reflectin could be used to improve performance of biomedical devices.

Birthday bash to celebrate laser inventor Charles Townes’ 99th

UC Berkeley professor won the 1964 Nobel Prize in Physics for discovering the laser.

The facts behind science fiction

With Comic-Con looming, UC Irvine professor says our fascination with superheroes provides fertile ground for teaching fundamentals of physics.
bees on flower

Why ‘whispers’ among bees sometimes evolve into ‘shouts’

Some Brazilian bees warn would-be competitors that their prime source of food will be fiercely defended if they show up to the site.