Antarctica is the coldest, windiest, and least populated continent on the planet. It is in the Southern Hemisphere and it is surrounded by the Southern Ocean. Antarctica's nearest neighbour is the tip ...

South America is in both the Northern and Southern Hemisphere, with the Equator running directly through the continent. The Tropic of Capricorn also runs through South America. The Pacific Ocean is to ...

The cloning of green fluorescent protein (GFP), engineering of chimeric fusion proteins, and advances in fluorescence imaging methods have made it possible for researchers to follow the dynamics and ...