When scientists want to study Earth’s very ancient geological past — typically greater than 100 million years ago — they often turn to rocks called carbonates.

Unprecedented size and number of fires threaten many parts of Australia's east coast.

Satellite monitoring shows continued recovery of the ozone hole.

Innovative combination of forest models with satellite data provide more precise estimates.

Satellite imagery captures large sediment influx to Chesapeake Bay due to heavy rains and flooding in Pennsylvania.

The grasslands of the Canadian Prairies are a hidden gem for bird watchers, with millions of migratory birds passing through the area each year.

The Arctic is thawing. The Northwest Passage is changing. More ships are moving through the waterway.

Former Tropical Storm Nakri strengthened into a Typhoon in the South China Sea on Nov. 8. 

An unprecedented number of bushfires have erupted on the east coast of Australia due to hot, dry, windy weather. 

Matmo strengthened from a tropical storm to a storm with hurricane-force in the overnight hours of Nov. 7 into Nov. 8.