Ecology & environment

Golden retriever puppy looking winsomely at the camera

When you should neuter your puppy, according to science

A 10-year study examined the risks of early neutering across 35 breeds and found surprising variation.

Puppy playing on a green lawn

How dogs actually age (and what that tells us about how we do)

Understanding how dogs age can help us fight human aging.

Woman holding a cat

Feeling anxious? Why a cat may be your purr-fect companion

The emotions that benefit our relationships with cats.

Large hornet

Murder hornets invade headlines, not the US

While they do sound scary, there's no reason to be afraid, says entomologist Doug Yanega.

Testing air quality on a boat

Coronavirus global slowdown is cleaning the skies. How long will it last?

Scripps Oceanography climate scientists ponder what episode tells us about global warming.

Two bioengineers working in a UC San Diego lab

Scientists design way to use harmless bacteria to detect heavy metals in drinking water

The goal is to test water at the faucets people actually drink from and catch contamination along the way.

Jane Goodall sitting with a chimp

All-star lineup to honor 50th anniversary of Earth Day in ‘Forces of Nature’

Environmental leaders and thinkers to explore what it means to care for the planet and all its inhabitants.

Seadragon closeup

Welcome to the world, baby dragons

Birch Aquarium at Scripps Institution of Oceanography, UC San Diego, successfully breeds rare weedy seadragons for the first time.

Black flying fox hanging upside down

Coronavirus outbreak raises question: Why are bat viruses so deadly?

Bat immune systems can be so fierce that they drive viruses to a virulence that proves deadly for humans.

woman coughing

Agricultural area residents in danger of inhaling toxic aerosols

Overuse of selenium-heavy fertilizers creates airborne, lung-damaging particles.

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