Alaska Airlines no longer making face mask exemptions, banning passengers who refuse

Alaska Airlines has intensified its mask mandate as the coronavirus pandemic continues, requiring all passengers over the age of 2 to wear a facial covering — with no exceptions.

Planned jet could fly from NYC to London in 90 minutes

Virgin Galactic unveiled the design for an upcoming high-speed aircraft this week that may be able to fly from New York to London in 90 minutes.

Texas medical board warns physicians who claim COVID-19 cure

The Texas board that licenses doctors has warned physicians that it could take action against anyone who falsely advertises a cure for COVID-19.

Bears struck and killed by speeding drivers in Yosemite National Park

Officials at Yosemite National Park are urging drivers to slow down, because four bears have been struck by vehicles in recent weeks. 

SpaceX guiding NASA astronauts toward 1st splashdown in 45 years

The first astronauts to ride a SpaceX capsule into orbit headed toward a retro-style splashdown in the Gulf of Mexico on Sunday afternoon to close out a two-month test flight.

Astronauts gear up for final leg of SpaceX test flight: coming home

A pair of NASA astronauts face the final and most important part of their SpaceX test flight: returning to Earth with a rare splashdown.

Trio of alligators use crosswalk, stop traffic in South Carolina

Drivers in a South Carolina state park stopped for three alligators as they crossed the road -- and they even used the crosswalk.

Slithery milestone: 5,000 pythons captured in Florida Everglades

Florida hit another new milestone this week — 5,000 Burmese pythons have been captured in the Everglades since the state started paying hunters to track them down in 2017.

Young alligator takes a stroll on South Carolina beach

Pawleys Island police reported an “unusual visitor to the beach” on July 28, in the shape of a juvenile alligator taking a stroll across the sand.

Scientists get closer to blood test for Alzheimer's disease

New study results are boosting hopes that there soon may be a simple, reliable way to help family doctors diagnose the most common form of dementia