Yellowstone National Park trail shut down after first bear attack in 4 years

Grizzly bears and black bears coexist in Yellowstone, according to the National Park Service, and it's unclear which one was involved in the attack.

Life on Mars: What we know after NASA's announcement

NASA scientists say a rock sample collected by the Perseverance rover in Jezero Crater may contain the strongest signs yet of ancient microbial life on Mars, though more analysis is needed before drawing firm conclusions.

Rocks found by NASA's Mars rover offer strongest hints yet of past life

Rocks found on Mars may provide the strongest evidence yet of past life on the Red Planet, but more testing is needed to back up those findings.

Hikers on psychedelic mushrooms rescued after getting lost in NY mountains

A hiking trip took a “trippy" turn that ended with a group having to be rescued from a popular mountain destination in New York State last month.

Arkansas man, 72, mauled by 70-pound bear

The man suffered extensive injuries to his face and upper body before being airlifted to a hospital.

Total lunar eclipse coinciding with this weekend’s full moon

This month’s full moon coincides with a lunar eclipse – but it unfolds on the opposite side of the world Sunday night and early Monday.

Rare manatee sighting in Texas temporarily halts $64 million construction project

According to the Texas Marine Mammal Stranding Network, sometimes West Indian Manatees migrate from Florida to Texas in the summer. These sightings are still rare.

Dozens of scientists cite errors in Energy Department climate change report

A group of scientists published a report challenging findings from a Department of Energy report that experts suggest obscure facts about climate change.

Watch: Video shows rare fish's ability to climb rocks

The tiny fish were seen swimming, or rather "climbing" up rocks, a behavior that hadn't been seen before.

350 species found at Fort Worth park in one night
video

Fort Worth was joined by the Texas Parks and Wildlife Department to explore Sendera Ranch Park. Urban Wildlife Biologist Sam Kieschnick joined Good Day to talk about what they discovered.

See the clearest photo yet from the surface of Mars

NASA says its Perseverance rover on Mars has transmitted new imagery that forms one of the sharpest panoramas of the Martian surface to date, offering scientists valuable insight into the Red Planet’s terrain.

World's oldest living chicken from Texas
video

A Texas chicken holds the Guinness World Record for oldest living chicken ever recorded. Pearl is 14-years-old! Here are today's talkers.