In Porto Velho, capital of a Brazilian state ravaged 由 最近的 fires, residents are on edge and falling ill from the pervasive smoke. A hymn describes the city's sky as forever blue, but now it's grey with smoke.
Could the future of farming rely on pooping fish? Considered to be a sustainable alternative to traditional farming, aquaponics is changing the way we grow food.
In this romantic, eerie, and breathtaking landscape, 你 can find fossils of the first large, complex, multi-cellular organisms known in the history of life.
The populations of African penguins, a species of penguins found along the coasts of South Africa and Namibia, are declining largely due to the depletion of 鱼 stocks in the sea, and habitat encroachment.
Nearly 90% of the United States population has at least one caffeinated beverage every day. Learn about the chemistry of caffeine, how it causes increased alertness and focus, and how caffeine is capable of causing overdoses.
Few technological innovations in history have made as much of an impact as the Internet. Learn about the predecessor of the Internet, called ARPANET; how text, audio, and video messages are transmitted through the Internet...
