All of the Smithsonian National Zoo's big cats have tested positive for COVID-19.
africa
Four areas have tropical possibilities
The National Hurricane Center is focused on four areas of possibilities for future tropical development.
Today marks peak of hurricane season
It's the peak: Sept. 10 is the climatological peak of the hurricane season.
Active Atlantic basin as peak of season approaches
The National Hurricane Center is watching multiple areas as the 2021 hurricane season reaches its peak tomorrow.
Tropical Storm Julian forms over the Atlantic
There's Ida, Julian, TD10, a low off the eastern coast of the United States and a tropical wave moving off the coast of Africa.
Three Atlantic systems to watch
After a quiet July, there are three tropical systems to watch.
Tropical depressions expected today
Two tropical depressions are expected to become tropical storms sometime today.
Active Atlantic heading into peak season
Activity in the Atlantic Ocean is heating up during the peak of the hurricane season.
New tropical waves in Atlantic
Two more tropical waves are making their way across the central Atlantic Ocean as the peak of the hurricane season approaches.
UPDATED: Hurricane Isaias forecast as category 1
Hurricane Isaias is now forecast to become a category 2 storm.