Virgin Galactic says test flight problem identified

Virgin Galactic said Thursday it has completed analysis of why its spacecraft’s rocket failed to ignite during a test flight over New Mexico last month and work to fix the problem has begun.

Murmuration of starlings mesmerize crowds in small Marin County strip mall

Technically, the term murmuration refers to the bizarre-looking feat when hundreds, sometimes thousands, of starlings fly in swooping, intricately coordinated patterns through the sky. As for what it looks like? A massive swarm of shape-shifting black birds flying in unison among the clouds. 

Trump vetoes Calif. fishing bill over seafood trade deficit

President Donald Trump has vetoed a bill that would have gradually ended the use of large-mesh drift gillnets used exclusively in federal waters off the coast of California.

Astronauts ring in New Year with zero-gravity 'ball drop' in space

Astronauts aboard the International Space Station had their own New Year’s Eve celebration, complete with a zero-gravity "ball drop" to ring in 2021.

Young sea lion recovers from shark bite, returns to ocean

A feisty young sea lion is back in the wild after five weeks of rehabilitation to treat a severe shark bite, domoic acid poisoning and malnutrition.

FAA outlines new rules for drones and their operators

Federal officials announced their final rules for drone operators, paving the way for safe aerial operations for both consumers and commercial applications.

Coronavirus patients rush to join studies of Foster City-based Gilead drug

Gilead has given remdesivir to more than 1,700 patients on a case-by-case emergency basis, but more people ultimately will be helped if the company does the needed studies to prove safety and effectiveness.

Boeing Max returns to US skies with first passenger flight

American Airlines flew a Boeing 737 Max with passengers from Miami to New York on Tuesday, the first commercial flight in U.S. skies since it was grounded after two deadly crashes.

Rescued sea lion makes 'miraculous recovery' after shark bite, poisoning

Bay Area veterinarians call a sea lion's recovery miraculous and inspiring after being treated for a severe shark bite and acid poisoning,

DNA ties same coyote to 3 East Bay attacks, officials say

Authorities believe a coyote that bit an employee at a Lafayette grocery store on Tuesday is linked to two other attacks in the area. 

Loneliness can strengthen parts of brain tied to imagination and reminiscing, study finds

Researchers behind a large study have found that loneliness might actually help strengthen parts of the brain tied to imagination, reminiscing and future planning — helping those cope with isolation.

World's space achievements a bright spot in otherwise stressful 2020

Astronauts blasted into orbit from the U.S. for the first time in nearly a decade, three countries sent spacecraft hurtling toward Mars, and robotic explorers grabbed rocks from the moon and gravel from an asteroid for return to Earth.

Feds to delay seeking legal protection for monarch butterfly

Federal officials on Tuesday declared the monarch butterfly “a candidate” for threatened or endangered status, but said no action would be taken for several years because of the many other species waiting for that designation.

Jupiter and Saturn will appear to touch in closest conjunction since 1623

The aligning orbits of two gas giants like Jupiter and Saturn happens every few decades, but this great conjunction will be the closest the two planets have been in centuries.