Science
Another unwelcome consequence of climate change: an explosion of urban rats
The L.A. wildfires left neighborhoods choking in ash and toxic air. Residents demand answers
Senators challenge Robert Kennedy Jr. on vaccines in confirmation hearing as health secretary
L.A. fires wreaked havoc on the land. Scientists are racing to learn what they've done to the sea
Edison wants to raise rates to pay for wildfires linked to its equipment
A new strain of bird flu is found on a California duck farm
Under Trump, we could be flying blind when it comes to bird flu, other infectious diseases
Electric line ignites in Eaton Canyon 10 days after wildfire
Trump orders federal agencies to recognize only two sexes that are 'not changeable'
RFK Jr. wants to improve Americans' health. Here's some advice from the outgoing FDA chief
A wave of cat deaths from bird flu prompts new rules on pet food production
NASA's Jet Propulsion Laboratory unscathed by Eaton fire, but not its workforce
State regulators approve Edison's wildfire prevention plan despite concerns
The FDA knew long ago that red dye No. 3 causes cancer. Why did it take so long to ban it?
What threats lurk in the smoke and ash of L.A.-area fires? New health warnings
What's in the smoke and ash of L.A.-area fires? County issues health warning
What's in the smoke and ash of L.A.-area fires? County issues health warning
What threats lurk in the smoke and ash of L.A. area fires? New health warnings
Regulators criticized Edison's wildfire safety actions months before deadly Eaton fire
What to do if you have to evacuate without your medications