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Published Dec 2, 2025
Hurricane Melissa left the island nation’s forests brown and battered, but they won’t stay that way for long.
Published Nov 25, 2025
Samuel Pierpont Langley conducted the first successful flight of an unpiloted, engine-driven, heavier-than-air craft from a houseboat near Chopawamsic Island in the Potomac River.
Published Aug 19, 2025
Chlorophyll is used by algae and other phytoplankton--the grass of the sea--to convert sunlight and carbon dioxide into sugars. These maps show chlorophyll concentrations in the ocean, revealing where phytoplankton are thriving.
Jul 2002 — Jul 2025
Well-wishers in Hawaii welcomed the astronauts on July 26, 1969, after they landed on the Moon, splashed down in the Pacific, and traveled by aircraft carrier to Pearl Harbor.
Published Jul 24, 2025
