Winter solstice 2023: When is it and what to know

For people who live in the Northern Hemisphere, the winter solstice marks the beginning of astronomical winter and the shortest day of the year.

Woman killed in shark attack off Mexico's Pacific coast

The 26-year-old mom was swimming with her daughter and boosted her aboard a floating platform when the shark bit the woman.

Mole with super hearing thought to be extinct found on South African beach

Golden moles are skilled burrowers with sensitive hearing that allows them to detect vibrations from surface movements. Unlike other burrowing mammals, they do not leave visible tunnels behind while moving under the sand.

San Jose creeks see explosion in spawning salmon population

This year is shaping up to be significant for the salmon population, as large numbers of fish migrate through Bay Area creeks for spawning.

Beaver Moon: How and when to see November's full Moon

Known as the Beaver Moon, November’s full moon will reach peak illumination early next week.

Watch: Bear ravages car interior while searching for peanut candy

A curious, and most likely hungry, bear destroyed the interior of a parked car after the owners left some Peanut M&M’s inside. 

Earth receives laser beam message from 10 million miles away

NASA’s Deep Space Optical Communications (DSOC) experiment beamed a near-infrared laser from nearly 10 million miles away to the Hale Telescope at Caltech’s Palomar Observatory in San Diego County, California.

Webb telescope finds surprises within heart of Milky Way galaxy

The James Webb Space Telescope helped astronomers discovered a massive star about 30 times the mass of our Sun within the Milky Way's star-forming region Sagittarius C.

Terrifying bear encounter on SoCal hiking trail caught on camera

A runner on a Sierra Madre hiking trail had a heart-stopping encounter with a brown bear and her two cubs, and she captured the incident on video.

Yellowstone National Park finds 1st case of fatal brain disease after deer carcass tests positive

Yellowstone National Park has confirmed its first case of chronic wasting disease (CWD) on Tuesday after a deer carcass in the park tested positive for the highly contagious and fatal brain disease

Traveling nurse missing for a week while hiking in Stanislaus National Forest

Calaveras County sheriff's deputies say 66-year-old Ann Herford was last seen going on a hike last weekend along the Arnold Rim Trail in the Stanislaus National Forest.