Wisconsin bear attack: Boy shoots, kills animal mauling father

A 12-year-old boy shot and killed a wounded black bear as it was mauling his father near their hunting cabin in the thick western Wisconsin woods.

100 Grand Canyon bison relocated to South Dakota

About 100 bison from the Grand Canyon's North Rim were relocated to the Cheyenne River Sioux Tribe.

Breast cancer vaccine to enter clinical trial phase
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We may be getting closer to preventing breast cancer before it even begins. A new experimental vaccine is now entering clinical trials with the hope this cure for cancer could be on the market in a few years. FOX 10's Ashlie Rodriguez has the latest.

Hiker mauled by bear, hospitalized with ‘extensive’ injuries: official

A 45-year-old man hiking alone in Alberta, Canada, was mauled by a bear late Friday morning, the Royal Canadian Mounted Police (RCMP) confirmed to Fox News Digital Saturday.

4 flight attendants fall ill on Alaska Airlines flight to Seattle

Four flight attendants on an Alaska Airlines flight headed from Hawaii to Seattle mysteriously fell ill shortly after takeoff, causing the plane to be diverted.

Boeing: Starliner astronauts talk about mission
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Astronauts who were launched to the International Space Station in Boeing's Starliner spacecraft are talking about their mission, for the first time since learning they will be spending another five months in space. Reporter Jonathan Serrie has more.

Bag of Cheetos created huge impact on a national park ecosystem

A bag of Cheetos that was left on the floor of Carlsbad Caverns in New Mexico turned into a "world-changing event" for insects and microbes inside the cavern, according to the National Park Service.

Snack left at Carlsbad Caverns disrupted ecosystem
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While someone dropping a bag of Cheetos inside the Carlsbad Caverns might not sound like a big deal, officials with the National Park Service say that bag of snacks impacted the cave's ecosystem in various ways.

WATCH: SpaceX's Polaris Dawn crew completes first private spacewalk

Jared Isaacman, CEO of Shift4 integrated payment processing solutions, participated in the first ever private spacewalk by a group of astronauts who left a SpaceX capsule after a delay of a few hours, testing a new line of spacesuits in the company's riskiest mission yet.

A record number of human beings are now in orbit

For the first time, there are 19 human beings orbiting the planet. They represent three different countries and are aboard three different spacecraft.

Florida man arrested for keeping alligators in his backyard swimming pool, FWC says

A Florida man has been arrested after he was caught keeping alligators and several freshwater slider turtles on his property, according to the Florida Fish and Wildlife Conservation Commission (FWC).

Polaris Dawn live updates: SpaceX launches 4 private astronauts for historic spacewalk mission Tuesday morning

SpaceX's Falcon 9 rocket lifted off at 5:23 a.m. ET carrying four Polaris Dawn mission private astronauts to low-Earth orbit from Launch Complex 39A at NASA’s Kennedy Space Center in Florida on Tuesday morning.

NASA 'Hidden Figures' women to receive Congressional Gold Medals

Katherine Johnson, Dr. Christine Darden, Dorothy Vaughan, and Mary Jackson are receiving awards for their contributions to NASA’s space program.

Boeing's Starliner spacecraft returns to Earth without astronauts

The troubled Boeing Starliner spacecraft parachuted into the New Mexico desert overnight, without the astronauts it carried to the International Space Station in early June.