Study: Exercise can strengthen brain function, prevent dementia

In a study published last week in Alzheimer’s & Dementia: The Journal of the Alzheimer’s Association, researchers found that exercise helped protect the brain from dementia.

Pfizer: Omicron-specific COVID-19 vaccine human trials to begin late January

Pfizer confirmed it plans to start human trials of its omicron-specific COVID-19 vaccine later this month, potentially making it available to the public as soon as March.

US surgeons perform 1st transplant of pig heart into human patient

U.S. doctors have transplanted a pig heart into a patient in a last-ditch effort to save his life — a first for medical science.

Britain's largest ‘sea dragon’ unearthed at water reserve

A team at the Rutland Water Nature Reserve discovered the fossilized skeleton of a giant ichthyosaur, or “sea dragon.”

Good Samaritans help sea lion that wandered onto San Diego freeway

Good Samaritans stopped traffic on a San Diego highway to help a sea lion after the animal managed to wander onto the busy road. Sea World rescuers then captured the sea lion -- but they say this actually isn't the first time they've had to help him.

Police find live deer in trunk during traffic stop in Pennsylvania

The driver, who was suspected of driving drunk, told police they had hit the deer and put the animal in the hatchback area, not realizing it was still alive.

20 Yellowstone wolves killed by hunters after roaming from park

Hunters shot and killed a record number of Yellowstone National Park's renowned gray wolves that had roamed from the park in recent months.

SpaceX has successful first launch of 2022 with new Starlink mission

SpaceX has successfully launched its first mission of 2022. A Falcon 9 rocket carried a batch of Starlink satellites into orbit from the Kennedy Space Center's pad 39A at 4:49 p.m. on Thursday.

What type of face mask is best amid the recent omicron surge

The U.S. Centers for Disease Control and Prevention says to pick masks with two or more layers and a nose wire to prevent air from leaking out the top.

NASA aces James Webb telescope sunshield unfolding

NASA has aced the most complicated, critical job on its newly launched space telescope: unrolling and stretching a sunshade the size of a tennis court.

US airlines look to delay 5G rollout over aviation safety concerns

Airlines for America, a trade group for large U.S. passenger and cargo carriers, said in an emergency filing that the FCC has failed to adequately consider the harm that 5G service could do to the industry.

Doorbell camera shows mama bear and cub trying to enter Florida home

A Florida resident was shocked to see a mama bear and her cub at the door of her home on Christmas. Even more shocking? Her Ring camera caught the curious pair trying to push the front door open.

Pluto should be classified as a planet again, scientists argue

A new study is reigniting the debate over Pluto’s status as a dwarf planet — a clash that has been going for 15 years.

Second eaglet emerges from egg in southwest Florida

One day after an eaglet hatched at a well-known nest in southwest Florida, its sibling also emerged from its egg, making bald eagles Harriet and M-15 the proud parents of two tiny new eaglets.