Cell process may explain why coronavirus variants are more infectious, NIH study shows

NIH scientists believe they have discovered why the coronavirus alpha and delta variants have an easier time infecting host cells and hope the discovery will lead to more effective treatment.

Deer hunting opener: CWD testing required for DNR management zones

This weekend is one of two this season where sending samples to the DNR is mandatory for some management areas across the state.

VIDEO: Astronaut becomes China's first woman to walk in space

China Manned Space Engineering Network posted video to Weibo showing Wang Yaping leaving and re-entering the module, along with fellow astronaut Zhai Zhigang.

Expect higher costs for holiday air travel with demand up, experts say

Experts say demand for air travel is about 80 to 85 percent of where it was before the pandemic. But that could cause some sticker shock if you are looking to book a trip for the holidays.

Iowa study: 82.5% of deer tested positive for COVID-19

When researchers in Iowa first began testing deer for COVID-19 in April of 2020, they didn’t find any signs of the virus for months. That changed in the fall when the first positives popped up in September and October.

American Airlines delays COVID-19 vaccine mandate following Biden's updated deadline

The Occupational Safety and Health Administration requirements released Thursday call for companies with 100 or more employees to be vaccinated by Jan. 4 or be tested weekly.

Severely injured 'whistling cat' being treated at Minnesota wildcat sanctuary

The Wildcat Sanctuary in Sandstone, Minnesota, is treating a severely injured "whistling cat" with breathing issues, the nonprofit reported Wednesday.

More elephants evolving to be tuskless after years of poaching, researchers say

Researchers have pinpointed how years of civil war and poaching in Mozambique have led to a greater proportion of elephants that will never develop tusks.

Vikings were in North America 1,000 years ago, study finds

The study, published in Nature, is new evidence that the Vikings were present in Newfoundland in AD 1021.

Orionid meteor shower 2021 to peak this week — along with full moon

The Orionid meteor shower will peak this week, but it also coincides with the brightness of a full moon. Here’s when you might be able to catch a glimpse.