'Double Arch' at Glen Canyon National Recreation Area has collapsed: National Park Service

The Double Arch, per park officials, was a frequently visited geological feature, and it collapsed on Aug. 8. Changing water levels and erosion are believed to have contributed to the collapse.

Alligator spotted swimming in Lake Erie, prompting search

A search is ongoing for an alligator seen last weekend as officials investigate how the reptile ended up in the lake.

NASA: Astronauts waiting to come home might hitch ride with SpaceX crew

Two NASA astronauts who were supposed to return to Earth in mid-June may have to extend their stay for another six months and hitch a ride aboard a SpaceX spacecraft if issues with Boeing’s Starliner capsule continue.

Explosion at Yellowstone may have formed new geyser: here's how

The explosion at Yellowstone National Park’s Biscuit Basin area in July is not as uncommon as you may think as one expert weighs in on if the incident possibly formed a geyser.

Earth's days are getting longer, science explains why

New research reveals that Earth's days are gradually getting longer, and scientists explain the various factors behind this change. Discover how tectonic shifts, inner core dynamics, and climate change contribute to the lengthening of our days and what this means for our future.

August celestial events: Why the first week of August is a good time for stargazing

Discover why the first week of August is ideal for stargazing. Explore the new Moon, the Perseid meteor shower, and other celestial events that make this month perfect for skywatching.

Michigan adds invasive lesser celandine plant to state's watch list

Say hello to the newest plant to be added to Michigan's invasive species list. It grows, flowers, releases seeds, and dies well before summer starts - making it really tough to manage.

Northern Lights visible in Michigan on July 30

The iconic blues, greens, purples, and more will be on display tonight. Here's how far the northern lights will be visible Tuesday night.

Study: Wildfire smoke may be worse for your brain than other air pollution

Research shows wildfire smoke significantly raises dementia risk, with a 21% increase per 1 microgram of PM2.5, compared to other air pollution.

Surfer loses leg in fight with 10-foot great white shark

After the attack, Kai McKenzie managed to make it back to shore and his leg also washed ashore not long after.