Blue scale on a yellow background

Is this one protein responsible for weight gain?

Diminishing a single protein in a set of mice caused them to gain only half the weight of other mice, even on a high-fat diet.

Rendering of the NASA Perseverance rover on Mars

Q&A: David Paige on the Feb. 18 Mars Perseverance landing

The UCLA planetary scientist is deputy principal investigator for one of the NASA rover’s experiments.

Computer with green lines on it in dark room

Research security symposium focuses on protecting America’s intellectual capital

Security experts, higher education leaders convene in late Jan. to address the rise of foreign threats.

Kids at a school with COVID-19 plastic guards around desks

UC San Diego and San Diego County test COVID-19 early alert system in schools

A new pilot program uses wastewater and surface monitoring to detect the presence of SARS-CoV-2 in TK-8 schools and child care centers.

Bruce Willis and cast of Armageddon walking in spacesuits

What Hollywood gets wrong (and right!) about protecting the Earth from asteroids

Meet Kirsten Howley, the real-life Lawrence Livermore National Laboratory astrophysicist working to prevent “Armageddon,” as UC celebrates the International Day of Women and Girls in Science (Feb. 11).

Plastic mustachioed chef figures and a plastic burger

Your childhood diet has a lifelong impact, study finds

The effects of unhealthy food followed young mice into adulthood.

Shuji Nakamura in front of a blackboard with lights

How a Nobel Prize — and a prize from Queen Elizabeth — are won

Shuji Nakamura’s efforts have changed the world, earning him the 2021 Queen Elizabeth Prize for Engineering.

Woman wearing a mask holding up another mask to the camera

Should we be double masking?

Epidemiologist Brandon Brown answers this and other new COVID-19 questions.

Martin Monti

Scientists jump-start two people’s brains after coma

‘Stunning to see with your own eyes,’ says UCLA neuroscientist Martin Monti.

Jesse Jokerst

Making masks smarter and safer against COVID-19

Researchers are developing a color-changing test strip to detect SARS-CoV-2 in a mask wearer’s breath or saliva.