It’s official! Chiricahua is now the 64th US national park

On October 20, 2026, Chiricahua National Park in the southeastern corner of Arizona became the U.S.'s 64th national park.

New clues to how infectious fungus Candida auris resists antifungals

Scientists have identified new resistance mechanisms used by the fungus Candida auris, paving the way for advances in antifungal treatments.

New dinosaur species identified from fossil stashed in drawer for a century

Researchers identified a new dinosaur species from a fossil on Isle of Wight in the UK. The carnivorous dino would have been as tall as a human.

US winter weather outlook: What will El Niño bring?

NOAA's winter winter outlook says El Niño will bring a warm and wet winter for much of the U.S.

Amazon wildfires hide another threat to the rainforest

Amazon wildfires are weakening the rainforest’s ability to absorb carbon, as ozone pollution damages trees that survive the flames.

Isaias is a major hurricane, headed for the Gulf Coast

Hurricane Isaias is the 1st hurricane of the 2026 Atlantic season. It is now a major hurricane, making landfall around midnight tonight near Pensacola.

Why leaves change color in the autumn

Did you know the vivid colors of autumn leaves are there throughout spring and summer, but hidden? Here's why leaves change color in the fall.

Kelvin waves: Will El Niño bring coastal flooding to American west?

As El Niño continues to strengthen, it could cause Kelvin waves to move east and eventually trigger coastal flooding in the North American west.

Hurricane Nolo is now Typhoon Nolo. Where is it going next?

Hurricane Nolo became Typhoon Nolo on October 4, 2026, after crossing the International Date Line. It is slowly churning toward Japan.

What are the world’s loudest birds? Here are 2 contenders

What are the world's loudest birds? Researchers say the bare-throated bellbird and red-legged seriema are 2 major contenders.