A Teen Autopsy Marks the Arrival of a Deadly Drug in San Francisco
City officials — and one determined mother — are working to stop the spread of cychlorphine, which is far more potent than fentanyl.City officials...
Most People Don’t Think About Culverts. Their Failure Can Be Deadly.
Scientists simulated what happens when the pipes and tunnels that divert rainwater fail. In one scenario, 30 percent of local residents couldn’t reach an...
A Mastodon Tooth Is Discovered in a California Creek
A researcher surveying a San Mateo County creek stumbled upon a preserved Pacific mastodon molar estimated to be at least 10,000 years old.A researcher...
As Millions of Birds Migrate, Residents Are Asked to Turn Off the Lights
Birds are drawn to lights, and more than a billion die each year after crashing into buildings, experts said.Birds are drawn to lights, and...
Court Strikes Down Trump Order to Keep an Aging Coal-Burning Plant Running
The 64-year-old Michigan power plant was set to retire. Then the Trump administration intervened in a way that overstepped its authority, a court ruled.The...
